

Low voltage storage battery Felicity FLB48100WG1 5.12kWh LiFePO4 wall mounted IP65
The Felicity FLB48100WG1 is the 100Ah / 51.2V LiFePO4 storage module rated 5.12kWh of the FLB range: according to Felicity's official naming rules, FLB stands for waterproof low-voltage battery packs for outdoor use, while W indicates wall mounting.
It is the right pick when there is no plant room and the battery has to live in an open bay, under a canopy or on an external wall: IP65 protection shields the electronics from dust and water jets. Unlike the FLB48100WG1-H version it has no internal heating, so it suits mild climates. RS485 and CAN communication towards the leading 48V inverters, smart BMS with breaker and fuse, and a built-in aerosol fire suppression system.
Key features
Technical specifications
| Feature | Value |
|---|---|
| Product code | FLB48100WG1 |
| Model | FLB48100WG1 |
| Series | FLB – waterproof low-voltage battery pack (outdoor series) |
| Battery type | LiFePO4 (lithium iron phosphate) |
| Nominal energy | 5.12kWh |
| Nominal capacity | 100Ah |
| Nominal voltage | 51.2V |
| Operating voltage range | 44.8–57.6V |
| Depth of discharge (DOD) | ≥95% |
| Cycle life | ≥6000 cycles |
| Scalability | up to 32 units in parallel (163.84kWh) |
| Communication | RS485. CAN |
| Protection level | IP65 |
| Installation | wall-mounted |
| Intended use | indoor and outdoor use |
| Heating | not fitted (-H variant is heated) |
| Built-in protections | built-in smart BMS, breaker and fuse |
| Fire suppression system | built-in aerosol fire extinguisher |
Installation and wiring must be carried out by qualified personnel in accordance with the applicable standards and the electrical design of the system.
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