5kWh Ultra-Thin Solar Wall Battery – Smart Home Energy Storage for UK Homes
BSLBATT’s 5kWh slim power wall battery is a smart solution for home energy storage. Its sleek, compact design suits UK homes and solar setups. Expandable up to 32 units, it features a built-in BMS compatible with most 48V inverters for easy integration.
World’s Thinnest 5kWh Home Solar Wall Battery – Only 90mm
Slim, Efficient Solar Wall Battery – Expandable & BMS-Compatible
Designed and manufactured by BSLBATT, the PowerLine Series 5kWh battery uses eco-friendly Lithium Iron Phosphate (Li-FePO4) for long life and deep discharge. Its ultra-thin 90mm design fits perfectly on any wall, saving valuable space. Easily connect to new or existing PV systems, whether on-grid or off-grid, to reduce electricity costs and gain energy independence.
Ultra-Thin Wall Design – Only 90mm Thick
High Energy Density – 106 Wh/kg
Expandable – Up to 32 Batteries in Parallel
DC/AC Coupling – Works On or Off Grid
Quick WiFi Setup via App
Safe & Reliable LiFePO4 Battery
World’s Thinnest Home Solar Wall Battery – Just 90mm
Ultra-Slim, Efficient Solar Storage for UK Homes – Expandable & BMS-Ready
Designed and manufactured by BSLBATT, the PowerLine 5kWh battery uses eco-friendly Lithium Iron Phosphate (Li-FePO4) for long life and deep discharge. Its ultra-thin 90mm design fits neatly on any wall, saving valuable space. Easily connect to new or existing PV systems, on-grid or off-grid, to reduce electricity costs and enjoy energy independence.
| Parameter | Details |
|---|---|
| Model | PowerLine – 5 |
| Battery Type | LiFePO4 |
| Nominal Voltage (V) | 51.2 |
| Nominal Capacity (Wh) | 5120 |
| Usable Capacity (Wh) | 4608 |
| Cell & Method | 16S1P |
| Dimensions (W×H×D mm) | 700 × 540 × 90 ±1mm |
| Weight (Kg) | 48.3 ±2Kg |
| Discharge Voltage (V) | 47 |
| Charge Voltage (V) | 55 |
| Charge Rate / Power | 50A / 2.56kW |
| Max Charge Current / Power | 100A / 4.096kW |
| Peak Charge Current / Power | 110A / 5.362kW |
| Discharge Rate / Power | 100A / 5.12kW |
| Max Discharge Current / Power | 120A / 6.144kW (1s) |
| Peak Discharge Current / Power | 150A / 7.68kW (1s) |
| Communication | RS232, RS485, CAN, WiFi (Optional), Bluetooth (Optional) |
| Depth of Discharge (%) | 90% |
| Expansion | Up to 32 units in parallel |
| Working Temperature | Charge: 0~55℃, Discharge: -20~55℃ |
| Storage Temperature | 0~33℃ |
| Short Circuit Current / Duration | 350A, 500μs |
| Cooling Type | Natural |
| Protection Level | IP20 |
| Monthly Self-discharge | ≤ 3% / month |
| Humidity | ≤ 60% RH |
| Altitude (m) | < 4000 |
| Warranty | 10 Years |
| Design Life | > 15 Years (25℃ / 77℉) |
| Cycle Life | > 6000 cycles (25℃) |
| Certification & Safety Standard | UN38.3 |
Expandable, High-Capacity LiFePO4 Battery for UK Homes and Businesses
PowerLine-5 Can – Scalable Solar Energy Storage Up to 163kWh
The PowerLine-5 Can enables UK homes and businesses to achieve large-scale energy storage with up to 163kWh capacity. Highly expandable and compatible with existing PV systems, it delivers reliable, eco-friendly Lithium Iron Phosphate (LiFePO4) power for maximum efficiency and energy independence.
Compatible with All Residential Solar Systems
Ideal for new DC-coupled solar systems or retrofitted AC-coupled setups, our LiFePO4 Powerwall provides safe, reliable, and high-efficiency home energy storage for UK homes.

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