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The Kehua iStoragE B5-S2 is a high-voltage 5 kWh LiFePO4 battery module designed for Kehua iStoragE3 3-phase energy storage systems. The system can be expanded up to 8 modules, providing from 5 to 40 kWh of capacity at 100% depth of discharge (DOD).
The Kehua iStoragE B5-S2 is a high-voltage battery module using LiFePO4 (lithium iron phosphate) cell technology, forming part of the Kehua iStoragE3 3-phase energy storage system. A single module offers 5 kWh of usable capacity, and thanks to its modular design, the system can be expanded up to 8 modules, reaching 5 to 40 kWh.
| Cell technology | LiFePO4 |
| Energy capacity | 5 kWh |
| Usable capacity | 5 kWh |
| Depth of discharge (DOD) | 100% |
| Expandability | up to 8 modules (5–40 kWh) |
| Rated power | 4 kW |
| Voltage range | 650–900 V DC |
| Max. charge current | 6.15 A |
| Max. discharge current | 6.15 A (7.38 A for 10 s) |
| Cooling | natural |
| Operating temperature | -20~50°C |
| Communication | RS485, CAN |
| Topology | isolated |
| Dimensions (W×H×D) | 800×380×200 mm |
| Weight | 55 kg |
| Certifications | UL1973, UL60730, UN38.3, IEC 62619, IEC 60730 |
Kehua iStoragE B5-S2 — 5 kWh high-voltage LiFePO4 battery module — B2B wholesale prices for installers and contractors. Check availability and terms of cooperation: contact us.
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