SK Battery
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Unlock true energy independence with our Stackable Home Energy Storage System — a powerful, modular solution designed for residential solar storage, backup power, and off-grid living.
Each 5.12kWh LiFePO4 battery module can be stacked from 1 to 5 units, delivering a scalable capacity of up to 25.6kWh to match your household's unique energy demands.
This all-in-one ESS integrates a high-efficiency 5000W pure sine wave inverter and a 5500W MPPT solar charge controller (120–500VDC input range), enabling seamless compatibility with most residential PV systems.
With a 90% depth of discharge (DOD), 100A discharge current, and built-in UPS functionality, this system ensures reliable, uninterrupted power for your home — day or night, on-grid or off-grid.
| Model Parameters | SMP-EU202-2 | SMP-EU202-3 | SMP-EU202-4 | SMP-EU202-5 |
| Single Module Capacity | 5.12kWh | |||
| Total Energy | 10.24kWh | 15.36kWh | 20.48kWh | 25.6kWh |
| Standard Voltage | 51.2V | |||
| Standard Discharge Current | 100A | |||
| DOD | 90% | |||
| PV Input Power | PV1: 5500W / PV2: 5500W | |||
| MPPT Voltage Range | 125 ~ 425VDC | |||
| Rated Output Power | 10000W (Battery mode) | |||
| Ingress Protection | IP20 | |||
| Dimensions (Module) | 550*500*170mm | |||
Stack 1 to 5 battery modules (5.12kWh each) to create a customized energy storage system ranging from 5.12kWh to 25.6kWh. Easily expand your capacity as your energy needs grow — no complex rewiring required.
Built with safe, long-lasting lithium iron phosphate (LFP) cells, offering superior thermal stability, a lifespan of 6,000+ cycles, and a 90% usable depth of discharge for maximum energy utilization.
Features a powerful built-in pure sine wave inverter with 5000W rated output power, providing clean, stable AC electricity (220/230/240VAC, 50/60Hz) for sensitive appliances and heavy loads.
PV input from 120V to 500VDC with a 5500W maximum input power, ensuring high solar harvest efficiency and compatibility with various solar panel configurations.
Automatic switchover during grid failures (response within milliseconds) keeps critical devices running without interruption — ideal for home offices, medical equipment, and security systems.
