Home battery warranties, compared

Compare years, energy covered, and capacity at the end of the warranty. Rows are ordered by total energy covered, highest first.

Full cycles: per usable kWh and per nominal kWh.

Full cycles

Full cycles, makers’ stated figures
Battery	Warranty (years)	Full cycles
Anker SOLIX X1	10 years	3,290
BLUETTI EnergyPro 13K + EnergyPack 500	10 years	7,624
FranklinWH aPower 2	15 years	4,000
FranklinWH aPower S (APRS-10K15V1-US)	15 years	4,000
FranklinWH aPower X, 13.6 kWh	12 years	3,161
GivEnergy Giv-Bat 5.2	12 years	10,000
LG Energy Solution RESU10H Prime	10 years	3,333
LG Energy Solution RESU16H Prime	10 years	3,375
Lion Energy Sanctuary 3	10 years	2,874
NeoVolta NV14	15 years	3,125
NeoVolta NV14 with NV24 expansion, 24 kWh	15 years	3,125
PowerPlus Energy ECOSERIES Eco4847P	10 years	2,847
PowerPlus Energy LiFe Premium LiFe4838P	10 years	2,847
Savant Power Storage 20	10 years	3,650
StackRack SR5K-UL	10 years	5,220
SunPower SunVault 13	10 years	3,166

Of 91 batteries, 76 have no maker-stated pair of these figures on this site. No battery states a range of sizes.

Total energy covered (MWh)

Total energy covered (MWh), makers’ stated figures
Battery	Warranty (years)	Total energy covered (MWh)
Anker SOLIX X1	10 years	16.45
BLUETTI EnergyPro 13K + EnergyPack 500	10 years	32.94
FranklinWH aPower 2	15 years	60
FranklinWH aPower S (APRS-10K15V1-US)	15 years	60
FranklinWH aPower X, 13.6 kWh	12 years	43
GivEnergy Giv-Bat 5.2	12 years	52
LG Energy Solution RESU10H Prime	10 years	32
LG Energy Solution RESU16H Prime	10 years	54
Lion Energy Sanctuary 3	10 years	41.1
NeoVolta NV14	15 years	45
NeoVolta NV14 with NV24 expansion, 24 kWh	15 years	30
PowerPlus Energy ECOSERIES Eco4847P	10 years	13.385
PowerPlus Energy LiFe Premium LiFe4838P	10 years	10.822
Savant Power Storage 20	10 years	73
StackRack SR5K-UL	10 years	26.1
SunPower SunVault 13	10 years	38

Of 91 batteries, 76 have no maker-stated pair of these figures on this site. No battery states a range of sizes.

Stated cycle limit

Stated cycle limit, makers’ stated figures
Battery	Warranty (years)	Stated cycle limit
Enphase IQ Battery 10 (ENCHARGE-10-1P-NA)	10 years	4,000
Enphase IQ Battery 10C	15 years	6,000
Enphase IQ Battery 10T (ENCHARGE-10T-1P-NA)	15 years	6,000
Enphase IQ Battery 3 (ENCHARGE-3-1P-NA)	10 years	4,000
Enphase IQ Battery 3T (ENCHARGE-3T-1P-NA)	15 years	6,000
Enphase IQ Battery 5P	15 years	6,000
EP Cube (NA, 1st gen)	10 years	6,000
EP Cube 2.0	10 years	6,000
NeoVolta NV14	15 years	6,000
NeoVolta NV14 with NV24 expansion, 24 kWh	15 years	6,000
Savant Power Storage 20	10 years	3,650
sonnen ecoLinx 12-20 (ecoLinx 1.5)	15 years	15,000
sonnen sonnenCore+	10 years	10,000
sonnen sonnenEvo (OUTSCORE10-1)	10 years	10,000
Storz Power SP5.12-LFPv4	25 years	8,000
Tigo EI Battery TSB-10/20-US	11 years	6,000

Of 91 batteries, 76 have no maker-stated pair of these figures on this site. No battery states a range of sizes.

Warranty terms, by most energy covered
Battery	Years	Total MWh	Full cycles	Stated cycle limit	Capacity at the end	Conditions
sonnenEvo (OUTSCORE10-1)	10.0	85	—	10,000	70%	Warranty: 10 years Warranty, at p.3 §4 Limited Performance Warranty table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted throughput: 85 MWh Warranty, at p.3 §4 'Examples of estimated total watt hours', retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted cycles: 10,000 cycles Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Capacity at warranty end: 70% Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Capacity has several sizes or is not stated.
Savant Power Storage 20	10.0	73	3,650 of 20 kWh nominal energy	3,650	75%	Warranty: 10 years Spec sheet, at p1 / LIFE CYCLE, retrieved Sep 23, 2026, dated Mar 3, 2025 Not yet checked Warranted throughput: 73 MWh Spec sheet, at p1 / LIFE CYCLE, retrieved Sep 23, 2026, dated Mar 3, 2025 Not yet checked Warranted cycles: 3,650 cycles Spec sheet, at p1 / LIFE CYCLE, retrieved Sep 23, 2026, dated Mar 3, 2025 Not yet checked Capacity at warranty end: 75% Spec sheet, at p1 / LIFE CYCLE, retrieved Sep 23, 2026, dated Mar 3, 2025 Not yet checked
BYD Battery-Box Premium HVS/HVM	10.0	68.31	—	—	70%	Warranty: 10 years Warranty, at p1, cl. 1.2, retrieved Sep 23, 2026, dated Oct 8, 2024 Not yet checked Warranted throughput: 68.31 MWh, BYD Battery-Box Premium HVM 22.1 Warranty, at p2 (EU) / p1 (AU), performance table, retrieved Sep 23, 2026, dated Oct 8, 2024 Not yet checked Capacity at warranty end: 70% Warranty, at p1, cl. 1.3(a), retrieved Sep 23, 2026, dated Oct 8, 2024 Not yet checked Capacity has several sizes or is not stated.
Qcells Q.HOME CORE G3 A7.6B13.1 / A7.6B13.1 US.1	15.0	68	—	—	60%	Warranty: 15 years Warranty, at §2.a Product Warranty, retrieved Sep 25, 2026, dated Apr 1, 2026Products: fifteen (15) years Warranted throughput: 68 MWh Warranty, at §2.b Battery Performance Warranty table, retrieved Sep 25, 2026, dated Apr 1, 202613.12 kWh 68 MWh 60 % / 15 yrs Capacity at warranty end: 60% Warranty, at §2.b Battery Performance Warranty table, retrieved Sep 25, 2026, dated Apr 1, 202613.12 kWh 68 MWh 60 % / 15 yrs Capacity has several sizes or is not stated.
FranklinWH aPower 2	15.0	60	4,000 of 15 kWh usable energy	—	70%	Warranty: 15 years Warranty, at p.4 / Fifteen-Year Limited Warranty > Warranty Period, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 60 MWh Warranty, at p.4 / Fifteen-Year Limited Warranty > Performance Warranty, retrieved Sep 23, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.4 / Performance Warranty table, retrieved Sep 23, 2026 Not yet checked
FranklinWH aPower S (APRS-10K15V1-US)	15.0	60	4,000 of 15 kWh usable energy	—	70%	Warranty: 15 years Warranty, at p.4 / Warranty Period, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 60 MWh Warranty, at p.4 / Performance Warranty, retrieved Sep 23, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.4 / Performance Warranty, retrieved Sep 23, 2026 Not yet checked
LG ESS Home 8	—	59.8	4,152 of 14.4 kWh usable energy	—	70%	Warranty: 5 years, base term Warranty, at p.2, retrieved Sep 25, 2026, dated May 1, 2024 page cited, no quote Warranty: 10 years, if registered with ThinQ and internet-connected Warranty, at p.2, retrieved Sep 25, 2026, dated May 1, 2024 Not yet checked Warranted throughput: 59.8 MWh Warranty, at p.2 / item 2, retrieved Sep 25, 2026, dated May 1, 2024 Not yet checked Capacity at warranty end: 70% Warranty, at p.2 / item 2, retrieved Sep 25, 2026, dated May 1, 2024 Not yet checked
LG RESU16H Prime	10.0	54	3,375 of 16 kWh usable energy	—	70%	Warranty: 10 years Warranty, at p.2 / s.3 Product Warranty, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked Warranted throughput: 54 MWh Warranty, at p.2 / s.4.1 table, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked Capacity at warranty end: 70% Warranty, at p.2 / s.4.1, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked
GivEnergy Giv-Bat 5.2	12.0	52	10,000 of 5.2 kWh nominal energy	—	—	Warranty: 12 years Spec sheet, at p1 / Specifications, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 52 MWh Spec sheet, at p1 / Specifications, retrieved Sep 23, 2026 Not yet checked
NeoVolta NV14	15.0	45	3,125 of 14.4 kWh nominal energy	6,000	70%	Warranty: 15 years Web page, at §1 Warranty Scope / General Coverage, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Warranted throughput: 45 MWh Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Warranted cycles: 6,000 cycles Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Capacity at warranty end: 70% Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked
FranklinWH aPower X, 13.6 kWh	12.0	43	3,161 of 13.6 kWh usable energy	—	70%	Warranty: 12 years Warranty, at p.3 / Warranty Period, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 43 MWh Warranty, at p.3 / Performance Warranty, retrieved Sep 23, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.3 / Performance Warranty, retrieved Sep 23, 2026 Not yet checked
Lion Energy Sanctuary 3	10.0	41.1	2,874 of 14.3 kWh nominal energy	—	70%	Warranty: 10 years Warranty, at p.3 / Warranty Certificate, retrieved Sep 25, 2026, dated Dec 12, 2024 Not yet checked Warranted throughput: 41.1 MWh Warranty, at p.1 / 10-Year table, retrieved Sep 25, 2026, dated Dec 12, 2024 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / 10-Year table, retrieved Sep 25, 2026, dated Dec 12, 2024 Not yet checked
SunPower SunVault 13	10.0	38	3,166 of 12 kWh usable energy	—	70%	Warranted throughput: 38 MWh Warranty, at p.2 Exclusions and Limitations (b), retrieved Sep 25, 2026 Not yet checked Warranty: 10 years, SunPower SunVault (all configurations) Warranty, at p.1 warranty table, retrieved Sep 25, 2026 Not yet checked Capacity at warranty end: 70%, SunPower SunVault (all configurations) Warranty, at p.1 warranty clause 2, retrieved Sep 25, 2026 Not yet checked
BLUETTI EnergyPro 13K + EnergyPack 500	10.0	32.94	7,624 of 4.32 kWh usable energy	—	70%	Warranty: 10 years Warranty, at p.4 / 1.2 Product warranty (b), retrieved Sep 25, 2026, dated Mar 18, 2026 Not yet checked Warranted throughput: 32.94 MWh Warranty, at p.4 / 1.2(c) table, retrieved Sep 25, 2026, dated Mar 18, 2026 page cited, no quote Capacity at warranty end: 70% Warranty, at p.5, retrieved Sep 25, 2026, dated Mar 18, 2026 Not yet checked
LG RESU10H Prime	10.0	32	3,333 of 9.6 kWh usable energy	—	70%	Warranty: 10 years Warranty, at p.2 / s.3 Product Warranty, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked Warranted throughput: 32 MWh Warranty, at p.2 / s.4.1 table, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked Capacity at warranty end: 70% Warranty, at p.2 / s.4.1, retrieved Sep 25, 2026, dated Dec 13, 2023 Not yet checked
Renon Xtreme LV	10.0	30.72	—	—	70%	Warranty: 10 years Warranty, at p.1 / 1.1 Product warranty, retrieved Sep 25, 2026, dated Jan 17, 2025 Not yet checked Warranted throughput: 30.72 MWh Warranty, at p.1 / 1.1, retrieved Sep 25, 2026, dated Jan 17, 2025 page cited, no quote Capacity at warranty end: 70% Warranty, at p.2 / 1.2 Capacity Performance warranty, retrieved Sep 25, 2026, dated Jan 17, 2025 Not yet checked Capacity has several sizes or is not stated.
NeoVolta NV14 with NV24 expansion, 24 kWh	15.0	30	3,125 of 9.6 kWh nominal energy	6,000	70%	Warranty: 15 years Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Warranted throughput: 30 MWh Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Warranted cycles: 6,000 cycles Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked Capacity at warranty end: 70% Web page, at §1 Capacity Retention, retrieved Sep 25, 2026, dated Jan 1, 2025 Not yet checked
Schneider Boost (BAT10K1)	10.0	30	—	—	70%	Warranty: 10 years Spec sheet, at p.2 General / Warranty, retrieved Sep 25, 2026 Not yet checked Warranted throughput: 30 MWh Spec sheet, at p.2 General / Warranty, retrieved Sep 25, 2026 Not yet checked Capacity at warranty end: 70% Spec sheet, at p.2 General / Warranty, retrieved Sep 25, 2026 Not yet checked Capacity has several sizes or is not stated.
StackRack SR5K-UL	10.0	26.1	5,220 of 5 kWh usable energy	—	70%	Warranty: 10 years Warranty, at §1 Limited warranty coverage, retrieved Sep 25, 2026 Not yet checked Warranted throughput: 26.1 MWh Warranty, at §1 table, retrieved Sep 25, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at §1 table, retrieved Sep 25, 2026 Not yet checked
PointGuard Home (PG Controller 11.4)	10.0	24.8	—	—	70%	Warranty: 10 years Warranty, at p.1 / Covered Product table, retrieved Sep 25, 2026, dated Feb 18, 2025 Not yet checked Warranty: 10 years, PointGuard Energy PG BatteryPack 8.0 Warranty, at p.1 / Covered Product table, retrieved Sep 25, 2026, dated Feb 18, 2025 Not yet checked Warranted throughput: 24.8 MWh, PointGuard Energy PG BatteryPack 8.0 Warranty, at p.1 / Limited Performance Warranty table, retrieved Sep 25, 2026, dated Feb 18, 2025 Not yet checked Capacity at warranty end: 70%, PointGuard Energy PG BatteryPack 8.0 Warranty, at p.1 / Limited Performance Warranty, retrieved Sep 25, 2026, dated Feb 18, 2025 Not yet checked Capacity has several sizes or is not stated.
Fox ESS EQ4800	12.0	16.7	—	—	—	Warranty: 12 years, if registered (Fox ESS website within 36 months of manufacture, Fox Cloud via Fox datalogger) Warranty, at p2 / performance warranty, retrieved Sep 23, 2026, dated Mar 13, 2025ECS2900, ECS4100, ECS4300H, ECS4800, EQ4800, EQ2900, EQ4300, EQ5000: Fox ESS warrants and represents that the Product retains at least 70% of Nominal Energy for the either 12 years after the date of the initial installation Warranted throughput: 16.7 MWh Warranty, at p2 / throughput table, retrieved Sep 23, 2026, dated Mar 13, 2025ECS4800 (12 years) 4.66kWh 16.7MWh Capacity has several sizes or is not stated.
Anker SOLIX X1	10.0	16.45	3,290 of 5 kWh nominal energy	—	60%	Warranty: 10 years Warranty, at Warranty period table, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked Warranted throughput: 16.45 MWh Warranty, at Warranty specification table, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked Capacity at warranty end: 60% Warranty, at Warranty specification table, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked
GoodWe Lynx Home U G3 (LX U 5.0-30)	10.0	14.3	2,860 of 5 kWh usable energy	—	70%	Warranty: 10 years Warranty, at p1, OVERVIEW item 1, retrieved Sep 23, 2026, dated Jan 1, 2026 Not yet checked Warranted throughput: 14.3 MWh Warranty, at p1, performance table, retrieved Sep 23, 2026, dated Jan 1, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p1, OVERVIEW item 2, retrieved Sep 23, 2026, dated Jan 1, 2026 Not yet checked
PowerPlus Energy ECOSERIES Eco4847P	10.0	13.385	2,847 of 4.7 kWh usable energy	—	70%	Warranty: 10 years Warranty, at p1 / OVERVIEW clause 3, retrieved Sep 23, 2026, dated Mar 18, 2026 Not yet checked Warranted throughput: 13.385 MWh Warranty, at p2 / Table 1: Battery Warranted Performance, retrieved Sep 23, 2026, dated Mar 18, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p2 / Table 1: Battery Warranted Performance, retrieved Sep 23, 2026, dated Mar 18, 2026 Not yet checked
Qcells Q.HOME CORE, warranty valid from Oct 23, 2023, battery T50 (HV51100)	12.0	13.13	—	—	70%	Warranty: 12 years Warranty, at §2.a Product Warranty, retrieved Sep 25, 2026, dated Oct 23, 2023 Not yet checked Warranted throughput: 13.13 MWh Warranty, at §2.b Energy Throughput table, retrieved Sep 25, 2026, dated Oct 23, 2023 Not yet checked Capacity at warranty end: 70% Warranty, at §2.b Performance Warranty, retrieved Sep 25, 2026, dated Oct 23, 2023 Not yet checked Capacity has several sizes or is not stated.
PowerPlus Energy LiFe Premium LiFe4838P	10.0	10.822	2,847 of 3.8 kWh usable energy	—	80%	Warranty: 10 years Warranty, at p1 / OVERVIEW, retrieved Sep 23, 2026, dated Oct 23, 2023 Not yet checked Warranted throughput: 10.822 MWh Warranty, at p1 / Table 1: Battery Warranted Performance, retrieved Sep 23, 2026, dated Oct 23, 2023 Not yet checked Capacity at warranty end: 80% Warranty, at p1 / Table 1: Battery Warranted Performance, retrieved Sep 23, 2026, dated Oct 23, 2023 Not yet checked
Generac PWRcell, per module	—	7.56	—	—	70%	Warranty: 10 years, per module Warranty, at p.1 warranty table, Battery Modules row, retrieved Sep 25, 2026 Not yet checked Warranted throughput: 7.56 MWh, Generac PWRcell (gen 1) battery cabinet, all configurations Warranty, at p.1 warranty table, Battery Modules row, retrieved Sep 25, 2026 Not yet checked Capacity at warranty end: 70%, Generac PWRcell (gen 1) battery cabinet, all configurations Warranty, at p.1 warranty table, Battery Modules row, retrieved Sep 25, 2026 Not yet checked Capacity has several sizes or is not stated.
AlphaESS SMILE	5.0	—	—	—	—	Warranty: 5 years Warranty, at p2 / 1.1 Product Warranty, retrieved Sep 23, 2026, dated Mar 6, 2024 Not yet checked Warranted throughput: 3.12 MWh per kWh usable Warranty, at p2 / 1.2 Performance Warranty, retrieved Sep 23, 2026, dated Mar 6, 2024 Not yet checked No matching capacity is stated with this energy coverage.
AlphaESS SMILE-G3	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p2 / 1.1 Product Warranty, retrieved Sep 23, 2026, dated Jan 8, 2026 Not yet checked Warranted throughput: 3.11 MWh per kWh usable Warranty, at p3 / 1.2 Performance Warranty, retrieved Sep 23, 2026, dated Jan 8, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p3 / 1.2 Performance Warranty, retrieved Sep 23, 2026, dated Jan 8, 2026 Not yet checked No matching capacity is stated with this energy coverage.
Anker SOLIX E10 (A17E1 power module + B6000 battery)	5.0	—	—	—	60%	Warranty: 5 years Warranty, at Anker SOLIX B6000 Battery Module, retrieved Sep 25, 2026, dated Sep 25, 2026 Not yet checked Warranted throughput: 15 MWh, per module Warranty, at Anker SOLIX B6000 Battery Module, retrieved Sep 25, 2026, dated Sep 25, 2026 Not yet checked Capacity at warranty end: 60% Warranty, at Anker SOLIX B6000 Battery Module, retrieved Sep 25, 2026, dated Sep 25, 2026 Not yet checked One energy coverage figure applies to several sizes.
BigBattery ETHOS 48V (FETHS-48051-G1 module)	12.0	—	—	—	—	Warranty: 12 years Web page, at Warranty tab, retrieved Sep 25, 2026, dated Sep 25, 2026 Not yet checked
BYD Battery-Box Premium HVS	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p2, GENERAL DATA, retrieved Sep 23, 2026, dated Mar 28, 2025 Not yet checked
BYD Battery-Box Premium LVS	10.0	—	—	—	60%	Warranty: 10 years Warranty, at p1, cl. 1.2, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 11.88 MWh, BYD Battery-Box Premium LVS 4.0 Warranty, at p2, performance table, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 71.29 MWh, BYD Battery-Box Premium LVS 24.0 Warranty, at p2, performance table, retrieved Sep 23, 2026 Not yet checked Capacity at warranty end: 60% Warranty, at p1, cl. 1.3(a), retrieved Sep 23, 2026 Not yet checked One energy coverage figure applies to several sizes.
Deye RW-F10.2-B	10.0	—	—	—	—	Warranty: 10 years Manual, at §2.4 Technical Data, retrieved Sep 25, 2026, dated Sep 18, 2025 Not yet checked
Discover AES 48-48-5120	—	—	—	—	—	Warranty: 5 years, base workmanship term, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked Warranty: 10 years, if registered within 30 days of installation, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked
Discover AES 48-48-5120-H	—	—	—	—	—	Warranty: 5 years, base workmanship term, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked Warranty: 10 years, if registered within 30 days of installation, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked
Discover HELIOS ESS 52-48-16000	—	—	—	—	—	Warranty: 5 years, base workmanship term, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked Warranty: 10 years, if registered within 30 days of installation, annual and total throughput limits also apply Warranty, at p.1 / Base and Extended Workmanship Warranty, retrieved Sep 25, 2026 Not yet checked
Duracell Power Center	—	—	—	—	70%	Warranty: 10 years Warranty, at 3.1. Product Warranty, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked Warranty: 15 years Warranty, at 1. 15-Year Limited Warranty on Power Electronics, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at 3.2. Performance Warranty, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked
EcoFlow OCEAN Pro	15.0	—	—	—	—	Warranty: 15 years Spec sheet, at Hybrid Inverter / System Technical Specifications, retrieved Sep 25, 2026, dated Jun 29, 2026 Not yet checked
EcoFlow PowerOcean	15.0	—	—	6,000	70%	Warranty: 15 years Warranty, at p2 / warranty period table, retrieved Sep 23, 2026, dated Aug 22, 2025 Not yet checked Warranted cycles: 6,000 cycles Warranty, at p2 / warranty period table, retrieved Sep 23, 2026, dated Aug 22, 2025 Not yet checked Capacity at warranty end: 70% Warranty, at p2 / Special Note, retrieved Sep 23, 2026, dated Aug 22, 2025 Not yet checked
EG4 LifePower4 48V V2 100Ah	10.0	—	—	—	—	Warranty: 10 years Warranty, at warranty web page, retrieved Sep 25, 2026 Not yet checked
EG4 LL-S 48V 100Ah	10.0	—	—	—	—	Warranty: 10 years Warranty, at p.1, retrieved Sep 25, 2026 Not yet checked Warranty: 10 years, EG4 LL 48V 100Ah V2 Warranty, at p.1, retrieved Sep 25, 2026 Not yet checked
EG4 PowerPro ESS (18kPV + WallMount All Weather)	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p.1 / General data, retrieved Sep 25, 2026 Not yet checked
EG4 PowerPro WallMount All Weather (14.3 kWh)	10.0	—	—	—	—	Warranty: 10 years Warranty, at p.1 / opening paragraph, retrieved Sep 23, 2026 Not yet checked
EG4 WallMount 314Ah All Weather (16 kWh)	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p.3 / Warranty & lifecycle, retrieved Sep 25, 2026 Not yet checked
EG4 WallMount Indoor 280Ah (14.3 kWh)	10.0	—	—	—	—	Warranty: 10 years Warranty, at warranty web page, retrieved Sep 25, 2026 Not yet checked
Enphase IQ Battery 10 (ENCHARGE-10-1P-NA)	10.0	—	—	4,000	70%	Warranty: 10 years Warranty, at p.1 / s.1 table (IQ Battery 3/10), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Warranted cycles: 4,000 cycles Warranty, at p.1 / s.1 table (IQ Battery 3/10), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / s.3.b, retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked
Enphase IQ Battery 10C	15.0	—	—	6,000	60%	Warranty: 15 years Warranty, at p.7 / Covered Products Schedule, retrieved Sep 23, 2026, dated Aug 20, 2025 Not yet checked Warranted cycles: 6,000 cycles Warranty, at p.7 / Covered Products Schedule, retrieved Sep 23, 2026, dated Aug 20, 2025 Not yet checked Capacity at warranty end: 60% Warranty, at p.1 / s.1.b Limited Capacity Retention Warranty, retrieved Sep 23, 2026, dated Aug 20, 2025 Not yet checked
Enphase IQ Battery 10T (ENCHARGE-10T-1P-NA)	15.0	—	—	6,000	60%	Warranty: 15 years Warranty, at p.1 / s.1 table (IQ Battery 3T/10T), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Warranted cycles: 6,000 cycles Warranty, at p.1 / s.1 table (IQ Battery 3T/10T), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Capacity at warranty end: 60% Warranty, at p.1 / s.3.a, retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked
Enphase IQ Battery 3 (ENCHARGE-3-1P-NA)	10.0	—	—	4,000	70%	Warranty: 10 years Warranty, at p.1 / s.1 table (IQ Battery 3/10), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Warranted cycles: 4,000 cycles Warranty, at p.1 / s.1 table (IQ Battery 3/10), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / s.3.b, retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked
Enphase IQ Battery 3T (ENCHARGE-3T-1P-NA)	15.0	—	—	6,000	60%	Warranty: 15 years Warranty, at p.1 / s.1 table (IQ Battery 3T/10T), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Warranted cycles: 6,000 cycles Warranty, at p.1 / s.1 table (IQ Battery 3T/10T), retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked Capacity at warranty end: 60% Warranty, at p.1 / s.3.a, retrieved Sep 25, 2026, dated Jul 1, 2023 Not yet checked
Enphase IQ Battery 5P	15.0	—	—	6,000	60%	Warranty: 15 years Warranty, at p.1 / s.1 Limited Warranty, product table, retrieved Sep 23, 2026, dated Apr 3, 2023The Limited Warranty Period begins on the Activation Date (defined below) and ends on the earlier of (a) 15 years from the Activation Date or (b) 6,000 discharged cycles. Warranted cycles: 6,000 cycles Warranty, at p.1 / s.1 Limited Warranty, product table, retrieved Sep 23, 2026, dated Apr 3, 2023ends on the earlier of (a) 15 years from the Activation Date or (b) 6,000 discharged cycles. Capacity at warranty end: 60% Warranty, at pp.1–2 / s.3 Additional Warranties for Covered IQ Battery Products, retrieved Sep 23, 2026, dated Apr 3, 2023During the Limited Warranty Period, the Covered IQ Battery Product will maintain the ability to store and discharge an energy capacity of at least sixty percent (60%) of the Covered IQ Battery Product nameplate rating
EP Cube (NA, 1st gen)	10.0	—	—	6,000	80%	Warranty: 10 years Warranty, at p.1 / Limited Warranty, retrieved Sep 25, 2026, dated Apr 21, 2022 Not yet checked Warranted cycles: 6,000 cycles Warranty, at p.1 / Limited Performance Warranty, retrieved Sep 25, 2026, dated Apr 21, 2022 Not yet checked Capacity at warranty end: 80% Warranty, at p.1 / Limited Performance Warranty, retrieved Sep 25, 2026, dated Apr 21, 2022 Not yet checked
EP Cube 2.0	10.0	—	—	6,000	80%	Warranty: 10 years Spec sheet, at p.3 / Limited warranty, retrieved Sep 25, 2026, dated Aug 14, 2025 Not yet checked Warranted cycles: 6,000 cycles Spec sheet, at p.3 / Limited warranty, retrieved Sep 25, 2026, dated Aug 14, 2025 Not yet checked Capacity at warranty end: 80% Spec sheet, at p.3 / Limited warranty, retrieved Sep 25, 2026, dated Aug 14, 2025 Not yet checked
Fortress Power eFlex 5.4 (legacy)	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p.1 / Electrical specifications, retrieved Sep 25, 2026 Not yet checked
Fortress Power eFlex MAX 5.4	10.0	—	—	—	—	Warranty: 10 years Warranty, at p.1 / Limited Warranty, retrieved Sep 25, 2026, dated May 10, 2024 Not yet checked
Fortress Power eVault Max 18.5	10.0	—	—	—	—	Warranty: 10 years Warranty, at p.1 / Limited Warranty, retrieved Sep 25, 2026, dated Feb 1, 2022 Not yet checked
Fox ECS4000-H2	10.0	—	—	—	—	Warranty: 10 years, performance term, energy-throughput limit also applies Warranty, at p.1 / v. Performance Warranty Terms, retrieved Sep 25, 2026, dated Mar 1, 202210 years
Fox ECS4000-H3	10.0	—	—	—	—	Warranty: 10 years, performance term, energy-throughput limit also applies Warranty, at p.1 / v. Performance Warranty Terms, retrieved Sep 25, 2026, dated Mar 1, 202210 years
Fox ECS4000-H4	10.0	—	—	—	—	Warranty: 10 years, performance term, energy-throughput limit also applies Warranty, at p.1 / v. Performance Warranty Terms, retrieved Sep 25, 2026, dated Mar 1, 202210 years
Fox ECS4000-H5	10.0	—	—	—	—	Warranty: 10 years, performance term, energy-throughput limit also applies Warranty, at p.1 / v. Performance Warranty Terms, retrieved Sep 25, 2026, dated Mar 1, 202210 years
Fox ESS EP series	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p2 / 5. Performance Warranty Terms, retrieved Sep 23, 2026, dated Jul 4, 2025 Not yet checked Warranted throughput: 16.59 MWh, Fox ESS EP5 Warranty, at p3 / throughput table, retrieved Sep 23, 2026, dated Jul 4, 2025 Not yet checked Warranted throughput: 33.15 MWh, Fox ESS EP11 Warranty, at p3 / throughput table, retrieved Sep 23, 2026, dated Jul 4, 2025 Not yet checked Capacity at warranty end: 70% Warranty, at p2 / 5. Performance Warranty Terms, retrieved Sep 23, 2026, dated Jul 4, 2025 Not yet checked One energy coverage figure applies to several sizes.
Generac PWRcell 2	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 / Warranty Coverage table, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 7.56 MWh, per module Warranty, at p.1 / Warranty Coverage table, retrieved Sep 23, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / Warranty Coverage table, retrieved Sep 23, 2026 Not yet checked One energy coverage figure applies to several sizes.
GivEnergy All in One / batteries	12.0	—	—	—	70%	Warranty: 12 years Warranty, at p4 / Warranty Period table, retrieved Sep 23, 2026, dated Feb 13, 2024 Not yet checked Warranted throughput: 10 MWh per kWh stored Warranty, at p3 / Maximum Consumption Usage, retrieved Sep 23, 2026, dated Feb 13, 2024 Not yet checked Capacity at warranty end: 70% Warranty, at p5 / clause 3, retrieved Sep 23, 2026, dated Feb 13, 2024 Not yet checked The warranty does not name the capacity used for energy coverage.
GoodWe Lynx Home F G2	—	—	—	—	70%	Warranty: 5 years Warranty, at p1, OVERVIEW item 1, retrieved Sep 23, 2026, dated May 17, 2024 Not yet checked Warranty: 10 years, installer-conditional Warranty, at p1, PRECONDITIONS item 3, retrieved Sep 23, 2026, dated May 17, 2024 page cited, no quote Warranted throughput: 16.4 MWh, GoodWe Lynx Home F LX F6.4-H-20 Warranty, at p1, performance table, retrieved Sep 23, 2026, dated May 17, 2024 Not yet checked Warranted throughput: 73.6 MWh, GoodWe Lynx Home F LX F28.8-H-20 Warranty, at p1, performance table, retrieved Sep 23, 2026, dated May 17, 2024 Not yet checked Capacity at warranty end: 70% Warranty, at p1, OVERVIEW item 2, retrieved Sep 23, 2026, dated May 17, 2024 Not yet checked One energy coverage figure applies to several sizes.
GoodWe Lynx Home FH-US, LX F12.8-30	10.0	—	—	—	70%	Warranty: 10 years, performance warranty, throughput limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Warranted throughput: 32.7 MWh, performance warranty, 10-year limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Capacity at warranty end: 70%, within performance warranty term or throughput limit Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Energy coverage depends on the stated conditions.
GoodWe Lynx Home FH-US, LX F16.0-30	10.0	—	—	—	70%	Warranty: 10 years, performance warranty, throughput limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Warranted throughput: 40.8 MWh, performance warranty, 10-year limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Capacity at warranty end: 70%, within performance warranty term or throughput limit Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Energy coverage depends on the stated conditions.
GoodWe Lynx Home FH-US, LX F19.2-30	10.0	—	—	—	70%	Warranty: 10 years, performance warranty, throughput limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Warranted throughput: 49 MWh, performance warranty, 10-year limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Capacity at warranty end: 70%, within performance warranty term or throughput limit Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Energy coverage depends on the stated conditions.
GoodWe Lynx Home FH-US, LX F9.6-30	10.0	—	—	—	70%	Warranty: 10 years, performance warranty, throughput limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Warranted throughput: 24.5 MWh, performance warranty, 10-year limit also applies Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Capacity at warranty end: 70%, within performance warranty term or throughput limit Warranty, at p.1 / Overview and model-specific performance warranty table, retrieved Sep 25, 2026, dated Jun 6, 2025 Not yet checked Energy coverage depends on the stated conditions.
Growatt APX HV Battery US (with MIN 3000-11400TL-XH-US)	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p.1, retrieved Sep 25, 2026 Not yet checked
GSL Energy GBP2 wall battery, GSL051280A-B-GBP2	—	—	—	—	—	Warranty: 10 years Web page, at Why Choose GSL Power Storage Wall? / Long Life Cycle, retrieved Sep 25, 202610-year warranty Warranty: 15 years Web page, at Product Detail / Warranty Period, retrieved Sep 25, 2026Warranty Period [3] 15 years
Huawei LUNA2000-5/10/15-S0	10.0	—	—	—	—	Warranty: 10 years Warranty, at p1, Covered Products table, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked Warranty: 10 years, Huawei LUNA2000 (S0 and S1), installer-conditional Warranty, at p3, Notices item 7, retrieved Sep 23, 2026, dated Mar 1, 2024 page cited, no quote Warranted throughput: 13.17 MWh, Huawei LUNA2000-5-S0 (per 5 kWh module) Warranty, at p2, table, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked Warranted throughput: 16.45 MWh, Huawei LUNA2000-5-S0 (per 5 kWh module) Warranty, at p2, table, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked Capacity at warranty end: 60% Warranty, at p2, Warranty Specification for Smart String Battery, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked Capacity at warranty end: 80% Warranty, at p2, Warranty Specification for Smart String Battery, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked One energy coverage figure applies to several sizes.
Huawei LUNA2000 (S0 and S1)	10.0	—	—	—	—	Warranty: 10 years, installer-conditional Warranty, at p3, Notices item 7, retrieved Sep 23, 2026, dated Mar 1, 2024 page cited, no quote Warranted throughput: 13.52 MWh, Huawei LUNA2000-7/14/21-S1 (per 6.9 kWh module) Warranty, at p3, table, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked Warranted throughput: 28.84 MWh, Huawei LUNA2000-7/14/21-S1 (per 6.9 kWh module) Warranty, at p3, table, retrieved Sep 23, 2026, dated Mar 1, 2024 Not yet checked One energy coverage figure applies to several sizes.
HomeGrid Stack'd Series (LV, PowerFlex PF5)	10.0	—	—	—	—	Warranty: 10 years Warranty, at p.1, retrieved Sep 25, 2026, dated Apr 1, 2023 Not yet checked Capacity at warranty end: 60%, per module Warranty, at p.2 / What does the warranty cover, retrieved Sep 25, 2026, dated Apr 1, 2023 Not yet checked
Lunar System Gen 1 (LE-ESS-15KWH, 15 kWh)	12.5	—	—	—	—	Warranty: 12.5 years Spec sheet, at p.2 Lunar Battery table, Warranty row, retrieved Sep 25, 2026, dated Oct 6, 2025 Not yet checked Warranty: 12.5 years, Lunar System Gen 1 (LE-ESS-20KWH, 20 kWh) Spec sheet, at p.2 Lunar Battery table, Warranty row, retrieved Sep 25, 2026, dated Oct 6, 2025 Not yet checked Warranted throughput: 56 MWh Spec sheet, at p.2 Lunar Battery table, Warranty row, retrieved Sep 25, 2026, dated Oct 6, 2025 Not yet checked Warranted throughput: 75 MWh, Lunar System Gen 1 (LE-ESS-20KWH, 20 kWh) Spec sheet, at p.2 Lunar Battery table, Warranty row, retrieved Sep 25, 2026, dated Oct 6, 2025 Not yet checked One energy coverage figure applies to several sizes.
MeterHome 10 kW / 14.3 kWh	10.0	—	—	—	—	Warranty: 10 years Web page, at product page, Battery Enclosure Tech Specifications, retrieved Sep 25, 2026, dated Sep 25, 2026 Not yet checked
Panasonic EverVolt Home Battery System	12.0	—	—	—	—	Warranty: 12 years Web page, at Standalone battery systems, retrieved Sep 23, 2026, dated Sep 23, 2026 Not yet checked
Redback Technologies Hybrid HV Battery (RED-P1-BE14/21/28/35HV)	10.0	—	—	—	—	Warranty: 10 years Warranty, at p2 / 4. What is our warranty period?, retrieved Sep 23, 2026, dated Mar 19, 2026 Not yet checked
Sigenergy SigenStor Recall: ACCC Nov 19, 2025	—	—	—	—	70%	Warranty: 5 years Warranty, at p2, Precondition (v), retrieved Sep 23, 2026, dated Nov 1, 2023 Not yet checked Warranty: 10 years, Sigenergy SigenStor (Sigen Battery) Warranty, at p1, Limited Product Warranty, retrieved Sep 23, 2026, dated Nov 1, 2023 Not yet checked Warranted throughput: 15.85 MWh, Sigenergy SigenStor Sigen Battery 5 kWh Warranty, at p1, performance table, retrieved Sep 23, 2026, dated Nov 1, 2023 Not yet checked Warranted throughput: 23.77 MWh, Sigenergy SigenStor Sigen Battery 8 kWh Warranty, at p1, performance table, retrieved Sep 23, 2026, dated Nov 1, 2023 Not yet checked Capacity at warranty end: 70%, Sigenergy SigenStor (Sigen Battery) Warranty, at p1, Limited Performance Warranty, retrieved Sep 23, 2026, dated Nov 1, 2023 Not yet checked One energy coverage figure applies to several sizes.
SimpliPHI PHI 3.8 (48V)	10.0	—	—	—	80%	Warranty: 10 years Warranty, at §1.0, retrieved Sep 25, 2026, dated Sep 1, 2021 Not yet checked Capacity at warranty end: 80% Warranty, at §1.0, retrieved Sep 25, 2026, dated Sep 1, 2021 Not yet checked
SimpliPHI 4.9	10.0	—	—	—	—	Warranty: 10 years Manual, at §1.4 Table 1.0, retrieved Sep 25, 2026, dated Jul 7, 2022 Not yet checked
SOK SK48V100N (48V 100Ah server rack)	7.0	—	—	—	—	Warranty: 7 years Web page, at Description, retrieved Sep 25, 2026 Not yet checked
SolarEdge Home Battery 400V (BAT-10K1P, North America)	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1, retrieved Sep 25, 2026The SolarEdge Home Battery 400V shall be covered by this Limited Warranty for 10 years Warranted throughput: 26 MWh, only under third-party battery management Warranty, at p.1 / General guidelines, retrieved Sep 25, 2026In the case of 3rd party management of the SolarEdge Home Battery 400V, the battery warranty is limited to a maximum energy throughput of 26MWh. Capacity at warranty end: 70% Warranty, at p.1 / Energy Capacity table, retrieved Sep 25, 202670% at the end of the Warranty Period Energy coverage depends on the stated conditions.
SolarEdge Nexis Battery System	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p.2 / STANDARD COMPLIANCE, retrieved Sep 25, 2026, dated Sep 2, 2025 Not yet checked
sonnen ecoLinx 12-20 (ecoLinx 1.5)	15.0	—	—	15,000	65%	Warranty: 15 years Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted throughput: 146 MWh, sonnen ecoLinx 12 Warranty, at p.3 §4 'Examples of estimated total watt hours', retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted throughput: 243 MWh, sonnen ecoLinx 20 Warranty, at p.3 §4 'Examples of estimated total watt hours', retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted cycles: 15,000 cycles Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Capacity at warranty end: 65% Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked One energy coverage figure applies to several sizes.
sonnenBatterie 10	10.0	—	—	10,000	—	Warranty: 10 years Warranty, at p4, Ziff. 7.1, retrieved Sep 23, 2026 Not yet checked Warranted throughput: 8.5 MWh per kWh of net capacity Warranty, at p4, Ziff. 7.1, retrieved Sep 23, 2026 Not yet checked Warranted cycles: 10,000 cycles Warranty, at p4, Ziff. 7.1, retrieved Sep 23, 2026 Not yet checked The warranty does not name the capacity used for energy coverage.
sonnenCore+	10.0	—	—	10,000	70%	Warranty: 10 years Warranty, at p2 header / p3 Sec. 4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted throughput: 85 MWh, sonnenCore+ (SCORE-P10, 10 kWh) Warranty, at p3, Sec. 4, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted throughput: 170 MWh, sonnenCore+ (SCORE-P20, 20 kWh) Warranty, at p3, Sec. 4, retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Warranted cycles: 10,000 cycles Warranty, at p10, Sec. 7(g), retrieved Sep 23, 2026, dated Nov 18, 2025 Not yet checked Capacity at warranty end: 70% Warranty, at p3, Sec. 4, retrieved Sep 23, 2026, dated Nov 18, 2025 page cited, no quote One energy coverage figure applies to several sizes.
Storz Power SP5.12-LFPv4	25.0	—	—	8,000	—	Warranty: 25 years Spec sheet, at p.6 / Warranty, retrieved Sep 25, 2026, dated Dec 31, 2024 Not yet checked Warranted cycles: 8,000 cycles Spec sheet, at p.6 / Warranty, retrieved Sep 25, 2026, dated Dec 31, 2024 Not yet checked
Sungrow SBH (all)	10.0	—	—	—	—	Warranty: 10 years Spec sheet, at p2, General data, retrieved Sep 23, 2026, dated Mar 29, 2024 Not yet checked
Sungrow SBR / SBH	—	—	—	—	70%	Warranty: 4 years, if performance data is incomplete or deleted/altered Warranty, at p3, data-access clause, retrieved Sep 23, 2026, dated May 21, 2026If the data is incomplete or has been deleted/altered, Sungrow will honor the warranty for at least four years following the date of first installation date or four years plus six months from the manufacturing date Warranty: 10 years Warranty, at p1, Warranty, retrieved Sep 23, 2026, dated May 21, 2026Sungrow warrants that the Products are free from defects in material and workmanship within a period of 10 years (120 months) from the date of installation Capacity at warranty end: 70% Warranty, at p1, 10 Year Limited Performance Warranty, retrieved Sep 23, 2026, dated May 21, 2026The performance warranty guarantees that the Battery maintains at least 70% of the initial Battery's Capacity over the period of ten years (120 months) from the installation date Capacity at warranty end: 70%, temperature-conditional Warranty, at p2, temperature clause, retrieved Sep 23, 2026, dated May 21, 2026 page cited, no quote
SunPower SunVault (all configurations)	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 warranty table, retrieved Sep 25, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 warranty clause 2, retrieved Sep 25, 2026 Not yet checked
Tesla Powerwall 2 Recalls: CPSC Nov 13, 2025 and ACCC Sep 16, 2025	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 / Ten Year Limited Warranty, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Warranted throughput: 37.8 MWh, only applications outside solar self-consumption, time-based control and backup Warranty, at p.1 / Energy Retention table, row 2, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / Energy Retention table, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Energy coverage depends on the stated conditions.
Tesla Powerwall 3	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 / Ten Year Limited Warranty, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Warranted throughput: 37.8 MWh, only applications outside solar self-consumption, time-based control and backup Warranty, at p.1 / Energy Retention table, row 2, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / Energy Retention table, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Energy coverage depends on the stated conditions.
Tesla Powerwall 3 Expansion	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 / Ten Year Limited Warranty, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Warranted throughput: 37.8 MWh, only applications outside solar self-consumption, time-based control and backup Warranty, at p.1 / Energy Retention table row 2, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / Energy Retention table, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Energy coverage depends on the stated conditions.
Tesla Powerwall+	10.0	—	—	—	70%	Warranty: 10 years Warranty, at p.1 / Ten Year Limited Warranty, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Warranted throughput: 37.8 MWh, only applications outside solar self-consumption, time-based control and backup Warranty, at p.1 / Energy Retention table row 2, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Capacity at warranty end: 70% Warranty, at p.1 / Energy Retention table, retrieved Sep 23, 2026, dated May 6, 2026 Not yet checked Energy coverage depends on the stated conditions.
Tigo EI Battery TSB-10/20-US	11.0	—	—	6,000	—	Warranty: 11 years Spec sheet, at p.1 Features, retrieved Sep 25, 2026, dated Apr 1, 2022Warranty: 132 months or 6,000 cycles Warranted cycles: 6,000 cycles Spec sheet, at p.1 Features, retrieved Sep 25, 2026, dated Apr 1, 2022Warranty: 132 months or 6,000 cycles

Limits

Conditions belong to the warranty figures. Terms for other markets remain on the product pages.

How these figures are compared