Seplos 3.0 - 48V +13.44kWh Home Battery DIY Kit - Without Batteries

The Seplos 3.0 is a high-quality modular battery kit designed for demanding residential and industrial energy storage systems. It features a durable metal enclosure, an integrated smart Battery Management System (BMS), LCD screen, and CAN/RS485 communication for inverter integration. Its modular and stackable structure makes it easy to scale in parallel configurations.

The kit is designed for 3.2 V prismatic LiFePO₄ cells with +280 Ah capacity (typically 280–315 Ah), resulting in a total usable capacity of over 13.4 kWh at 48 V. The battery cells are not included and must be purchased separately.

Applications:

• Home energy storage (PV systems)


• Off-grid power solutions


• UPS and backup power


• Commercial and industrial energy storage

Technical specifications:

• Nominal voltage: 48 V


• Capacity: +280 Ah / +13.4 kWh (depending on cells used)


• BMS: Smart 16S 200A (supports up to 32 units in parallel)


• Dimensions (L×W×H): 750 × 440 × 251 mm


• Weight (without cells): 32.8 kg


• Waterproof class: IP20


• Enclosure: Metal, stackable design


• Communication: CAN / RS485 ×2 (inverter-compatible)


• Display: Built-in LCD screen


• Protection: Integrated BMS with cell balancing, overvoltage, undervoltage, overcurrent, and temperature protection

Note: The required 3.2 V prismatic LiFePO₄ cells (~280–315 Ah) are not included and must be purchased separately.