sonnen ecoLinx
sonnen states 12 kWh (sonnen ecoLinx 12, United States) to 20 kWh (sonnen ecoLinx 20, United States) usable energy.
sonnen states 7 kW continuous power (sonnen ecoLinx 12-20 (ecoLinx 1.5), United States).
Warranty terms: 15 years (sonnen ecoLinx 12-20 (ecoLinx 1.5), United States); warranted throughput: 146 MWh (sonnen ecoLinx 12, United States); warranted throughput: 243 MWh (sonnen ecoLinx 20, United States); warranted cycles: 15,000 cycles (sonnen ecoLinx 12-20 (ecoLinx 1.5), United States); capacity at warranty end: 65% (sonnen ecoLinx 12-20 (ecoLinx 1.5), United States).
Brand: sonnen
Published figures
No figures have been collected for motor-start current.
| Figure | Value | Publisher | Source |
|---|---|---|---|
| Usable energy, sonnen ecoLinx 12 | 12 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 Usable Capacity (100% DOD), retrieved Sep 25, 2026 |
| Usable energy, sonnen ecoLinx 14 | 14 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 Usable Capacity (100% DOD), retrieved Sep 25, 2026 |
| Usable energy, sonnen ecoLinx 16 | 16 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 Usable Capacity (100% DOD), retrieved Sep 25, 2026 |
| Usable energy, sonnen ecoLinx 18 | 18 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 Usable Capacity (100% DOD), retrieved Sep 25, 2026 |
| Usable energy, sonnen ecoLinx 20 | 20 kWh | Manufacturer Not yet checked | Spec sheet, at p.1 Usable Capacity (100% DOD), retrieved Sep 25, 2026 |
| Continuous power, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 7 kW | Manufacturer Not yet checked | Spec sheet, at p.1 Nominal power rating (grid-tied), retrieved Sep 25, 2026 |
| Peak power, sonnen ecoLinx 12-20 (ecoLinx 1.5) (AC, 5 seconds) | 12 kVA | Manufacturer Not yet checked | Spec sheet, at p.1 Off-grid Specification / Max power, retrieved Sep 25, 2026 |
| Surge power, sonnen ecoLinx 12-20 (ecoLinx 1.5) (AC, 100 milliseconds) | 17 kVA | Manufacturer Not yet checked | Spec sheet, at p.1 Off-grid Specification / Max power, retrieved Sep 25, 2026 |
| Round-trip efficiency, United States, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 81.6% | Manufacturer Not yet checked | Spec sheet, at p.2 Roundtrip efficiency, retrieved Sep 25, 2026 |
| Units per system, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 10 battery modules | Manufacturer Not yet checked | Spec sheet, at p.2 General Specification, retrieved Sep 25, 2026 |
| Largest stack, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 20 kWh | Manufacturer Not yet checked | Spec sheet, at p.2 General Specification, retrieved Sep 25, 2026 page cited, no quote |
| Standby consumption, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 60 W | Manufacturer Not yet checked | Spec sheet, at p.2 AC Specification / Tare losses, retrieved Sep 25, 2026 |
| Lowest operating temperature, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 5°C | Manufacturer Not yet checked | Spec sheet, at p.2 Temperature range, retrieved Sep 25, 2026 |
| Highest operating temperature, sonnen ecoLinx 12-20 (ecoLinx 1.5) | 45°C | Manufacturer Not yet checked | Spec sheet, at p.2 Temperature range, retrieved Sep 25, 2026 |
| Weight, sonnen ecoLinx 12 | 328.4 kg | Manufacturer Not yet checked | Spec sheet, at p.1 Weight (approximate), retrieved Sep 25, 2026 |
| Weight, sonnen ecoLinx 14 | 352.4 kg | Manufacturer Not yet checked | Spec sheet, at p.1 Weight (approximate), retrieved Sep 25, 2026 |
| Weight, sonnen ecoLinx 16 | 376.5 kg | Manufacturer Not yet checked | Spec sheet, at p.1 Weight (approximate), retrieved Sep 25, 2026 |
| Weight, sonnen ecoLinx 18 | 400.5 kg | Manufacturer Not yet checked | Spec sheet, at p.1 Weight (approximate), retrieved Sep 25, 2026 |
| Weight, sonnen ecoLinx 20 | 424.6 kg | Manufacturer Not yet checked | Spec sheet, at p.1 Weight (approximate), retrieved Sep 25, 2026 |
Stated stack range
Largest stated stack: 20 kWh (energy basis not stated) (10 battery modules).
Stated temperature limits
Stated operating range: 41°F (5°C) to 113°F (45°C), sonnen ecoLinx 12-20 (ecoLinx 1.5).
Warranty terms
| Term | Figure | Document |
|---|---|---|
| Warranty, United States | sonnen ecoLinx 12-20 (ecoLinx 1.5): 15 years | Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 |
| Warranted throughput, United States | sonnen ecoLinx 12: 146 MWh | Warranty, at p.3 §4 'Examples of estimated total watt hours', retrieved Sep 23, 2026, dated Nov 18, 2025 |
| Warranted throughput, United States | sonnen ecoLinx 20: 243 MWh | Warranty, at p.3 §4 'Examples of estimated total watt hours', retrieved Sep 23, 2026, dated Nov 18, 2025 |
| Warranted cycles, United States | sonnen ecoLinx 12-20 (ecoLinx 1.5): 15,000 cycles | Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 |
| Capacity at warranty end, United States | sonnen ecoLinx 12-20 (ecoLinx 1.5): 65% | Warranty, at p.3 §4 table, retrieved Sep 23, 2026, dated Nov 18, 2025 |
Features the manufacturer states
Configuration: sonnen ecoLinx 12-20 (ecoLinx 1.5).
| Feature | Stated | Source |
|---|---|---|
| Coupling | AC Not yet checked | Spec sheet, at p.2 General Specification, retrieved Sep 25, 2026 |
| Backup | Automatic integrated 200 A transfer switch, < 100 ms, smart configurable backup with load management Not yet checked | Spec sheet, at p.2 Transfer Switch Specification, retrieved Sep 25, 2026 |
| Built-in inverter | Yes Not yet checked | Spec sheet, at p.2 Warranty, retrieved Sep 25, 2026 |
| Enclosure rating | NEMA 12 Not yet checked | Spec sheet, at p.2 General Specification, retrieved Sep 25, 2026 |
| Grid voltage | 120/240 split phase V AC Not yet checked | Spec sheet, at p.2 AC Specification, retrieved Sep 25, 2026 |
Government and program lists
This product is on none of the lists this site reads.
Installs
No install count this site publishes covers this product.
Recalls and safety notices
No notice in the recall sources this site reads is matched to this product. That is not a safety finding. See every recall notice.
- UL 9540 listed: Yes (sonnen ecoLinx 12-20 (ecoLinx 1.5))
The maker states the listing or test. The listing body's records have not been checked.
Backup hours from your load
Usable energy and continuous power are stated for different configurations.