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- 16kWh LFP energy storage at 51.2V
- 200A max continuous discharge
- 10,000 cycles at 80% DOD
- Parallel up to 32 batteries
- Closed-loop RS485/CAN communication
- UL 1973 and UL 9540A listed
- 10-year / 10,000-cycle warranty
Ships by LTL freight. Too large for parcel delivery. Questions on freight? Call (888) 831-0450.
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Product Documents
The EG4 WallMount 314Ah Indoor battery delivers 16kWh of dependable LiFePO4 storage for whole-home backup and daily solar cycling in a compact, high-capacity cabinet. It mounts on a wall or stands on the floor. With 200A continuous output and 12.8kW peak, it handles heavy household loads, and self-heating plus EG4's third-generation BMS keep it performing safely year-round.
Highlights
- Flexible installation: hybrid wall or floor mount in a space-saving IP20 enclosure
- High capacity: 16kWh nominal, 314Ah
- Powerful output: 200A continuous, 12.8kW peak
- Cold-weather ready: integrated self-heating
- Advanced BMS: third-generation, with faster balancing, precise monitoring and stronger protection
- Plug-and-play: Auto-ID recognizes and syncs added batteries
- Cross-compatible with other EG4 battery models for expansion
- Quiet: silent natural-convection cooling, low-profile fit
Ideal for
Residential and small commercial whole-home backup, off-grid systems, daily storage, time-of-use management and solar self-consumption.
Specifications
| Chemistry | LiFePO4 |
| Nominal voltage | 51.2V |
| Capacity | 314Ah / 16kWh |
| Max continuous output | 200A (12.8kW peak) |
| Cycle life | 10,000 cycles @ 80% DoD |
| Enclosure | IP20 (indoor) |
| Certifications | UL 1973, UL 9540A |
| Dimensions | 36.4 × 18.1 × 9.6 in |
| Weight | 314 lbs (142 kg) |
| Warranty | 10-year EG4 manufacturer warranty |
| Manufacturer | EG4 Electronics |
|---|---|
| Model Number | WM-48-314-IN-XX (WM48314INXX) |
| Chemistry | LiFePO4 (LFP) |
| Nominal Voltage | 51.2 VDC |
| Capacity | 314Ah |
| Energy | 16kWh nominal; 12.86kWh usable (80% recommended) |
| Max Continuous Charge | 157A |
| Max Continuous Discharge | 200A (157A recommended) |
| Peak Power | 12.8kW (3 s) |
| Cycle Life | 10,000 cycles @ 0.5C, 25°C, 80% DOD |
| Max Parallel | 32 units |
| Communication | RS485, CAN |
| Enclosure | IP20 (indoor) |
| Operating Temp | charge 32-122°F, discharge -4-131°F |
| Dimensions (HxWxD) | 34.1 x 18.1 x 9.6 in (865 x 460 x 245 mm) |
| Weight | 293.2 lb (133 kg) |
| Certifications | UL 1973, UL 9540A; UL 9540 in listed configurations |
| Warranty | 10 years or 10,000 cycles |
Specifications are from the manufacturer and may change. Questions? Call (888) 831-0450.
EG4 10-year or 10,000 cycles (whichever first), prorated warranty
| Coverage | repair, replacement or prorated credit; prorated 1/10 per year or per 1,000 cycles |
|---|---|
| Registration | register within first year, or keep proof of purchase from an EG4 authorized distributor |
| Transfer | original purchaser plus one transferee |
| How to claim | contact original place of purchase or EG4 (eg4electronics.com/contact) |
Download: EG4 WallMount 314Ah Battery Warranty Document (Indoor & All Weather)
Manufacturer warranties are provided by the manufacturer. Keep your invoice as proof of purchase. Questions about a warranty claim? Call (888) 831-0450.