As energy storage plays a vital role in the transition towards renewable energy and power transformation, Sunpack proudly introduces the latest addition to its product line - the 204V52Ah energy storage battery. This innovative solution provides a secure, cost-effective and efficient way for homeowners to store an excess of energy generated by their rooftop solar panels for future use. With the ability to power homes during blackouts or periods of high energy demand, the Sunpack energy storage battery truly delivers on its promise of providing free energy.
Investing in this product brings homeowners closer to energy self-sufficiency and, as a result, energy independence. Complementing solar energy storage systems with its outstanding performance, the SPF204V52-HV series battery pack is a floor-mounted unit designed to optimize energy usage and supply power to homes whenever required.

Slim design – Saving space. This lithium battery system is floor-mounted and firmly fixed to the wall.
High voltage system – Enhancing efficiency and responsiveness with lower current levels, minimizing energy losses during charge and discharge cycles.
Grade A Cells – Using high quality lithium iron phosphate battery as the main body of energy storage, with feature of large capacity, light weight and and higher safety.
Independent BCU (Battery Control Unit), in combination with the BMU of each battery module, offers complete protection including safeguards against over-voltage, over-temperature, overload, and overcharging.
Good compatibility – Standard communication protocol, CAN and RS485, compatible with most popular hybrid and off-grid inverters in the market.
Easy installation – Plug and play assembly, no more cables between modules, enhancing usage security.
| Model | SPF204V50-HV |
| Battery Type | LiFePO4 |
| Nominal Voltage | 204.8V |
| Nominal Capacity | 50Ah |
| Nominal Energy | 10.24kWh |
| Max. Continuous Charge Current | 35A@20°C |
| Max. Continuous Discharge Current | 50A@20°C |
| Max. Output Power | 10.24kW |
| Dimension W*D*H | 600x160x1120mm |
| Weight | 108kg |
| Charging Temperature Range | 0-50°C |
| Discharge Temperature Range | -20-60°C |
| Cycle Life | 6000 cycles @ 80% DOD |
| Designed Life-span | 10 years |
| HVDC Controller | 1pcs |
| Battery Modules | 4pcs or 2pcs |
| Communication mode | CAN, RS485/ETH Optional |
| Inverter Choosing | On/Off Grid Single/3 phases inverter |
| Housing material | Cold rolled steel sheet |
| Enclosure | IP54 |
| Installation | Floor mounting, fixed with wall |
| Battery Module (has 2 styles) | ||
| Nominal Voltage | 25.6V | 102.4V |
| Nominal Capacity | 50Ah | 50Ah |
| Assembly Method | 16S1P | 32S1P |
| Battery Modules in Series | 4pcs | 2pcs |
