Soluna · Batteries · LiFePO4
Soluna 2.5K 2.56 kWh Lithium Battery
Model Soluna 2.5K
Soluna 2.5K is a compact 2.56 kWh LFP battery at 25.6 V nominal for small backup systems, extendable to 40.96 kWh across 1 to 32 parallel modules. It offers a 1C discharge rate, 6000-cycle life, built-in Wi-Fi and communication cables, and is designed for compatibility with Voltronic inverters under a 5-year warranty.
Supplied and installed by Solar Works Pakistan across Punjab. For current pricing and availability, WhatsApp +92 336 6664321.
Key features
- Wall mount and floor mount
- Extendable up to 40.96 kWh
- 25.6 V battery voltage
- Built-in Wi-Fi
- Built-in communication cables
- 1C discharge rate
- Compatible with Voltronic inverters
- 6000 cycles
- 5 years warranty
Physical characteristics
| Height | 350 mm |
|---|---|
| Width | 460 mm |
| Depth | 150 mm |
| Weight | 25 kg |
| Installation | Floor-stand / wall-mounted |
Electrical characteristics
| Battery type | LFP |
|---|---|
| Nominal capacity | 2.56 kWh |
| Nominal voltage | 25.6 V |
| Voltage range (usable) | 20 to 28.4 V |
| Max. charge | 75 A |
| Discharge current | 100 A |
| Depth of discharge (DoD) | 90% |
| Internal resistance | 30 mΩ |
| Cycle life | 6000 |
| Battery pack round-trip efficiency | > 95% |
| DC disconnect | MOS / fuse |
BMS
| Power consumption | < 2 W (work) · < 100 mW (sleep) |
|---|---|
| Monitoring parameters | System voltage, system current, cell voltage, cell temperature |
| Communication | CAN, WIFI, RS-485 |
Operating conditions
| Operating temperature | -10 to 50 °C |
|---|---|
| Operating temperature (recommended) | 15 to 30 °C |
| Storage temperature (recommended) | -20 to 60 °C |
| Humidity conditions | 5 to 95% |
| Altitude | Max. 2,000 m |
| Cooling strategy | Natural convection |
Reliability, certification and warranty
| Certification | TBD |
|---|---|
| Transportation | UN38.3 |
| Ingress protection rating | IP20 |
| Module parallel | 1 to 32 parallel |
| Product and performance | 5-year warranty |