BSLBATT B-LFP48-300PW battery · 16.07 kWh, 51.2 V LiFePO4, wall-mounted

The BSLBATT B-LFP48-300PW is a wall-mounted lithium iron phosphate (LiFePO₄) battery from 16.07 kWh and 51.2 V For residential and small commercial self-consumption systems, both grid-connected and off-grid. It replaces three 5 kWh rack-mounted modules with a single unit, a single BMS and a single set of power cables.

Why choose the B-LFP48-300PW?

• 16.07 kWh in a single module (15.27 kWh usable, 95 % discharge depth). Fewer communications between units and fewer points of failure than when stacking small modules.
• 10.24 kW continuous output (200 A) with peaks of 12.8 kW for 1 second: it powers pump starters, air conditioning units and motors without cutting out.
• Scalable up to 32 units in parallel, up to 514.43 kWh using the same model and the same protocol.
• Over 8,000 cycles at 25 °C with charging and discharging at 0.5 C, and a design life of more than 15 years.
• 10-year warranty and technical support from the manufacturer.
• On wheels: it moves around the plant room without being dismantled.

Compatibility with inverters

Communication via CAN y RS485, as well as RS232, Wi-Fi and Bluetooth for monitoring. Brands with official compatibility validated by BSLBATT at 48 V (Full, up-to-date list here):

• Victron Energy — the full 48 V (CAN) range
• Studer Innotec — the full 48 V (CAN) range
• Deye — the full 48 V range (CAN / RS485)
• Solis — S6 series · Goodwe — ES and ES G2 series · Solplanet, Afore, TBB y Lux Power — 48 V
• SolaX Power — X1-Hybrid-LV 3–6 kW, X1-Lite-LV 8–12 kW and X3-Neo-LV 5–15 kW
• SAJ — H1 Hybrid series · SUNSYNK — 48 V · Phocos — Any-Grid PSW-H-5kW-230/48V

With verified compatibility (list matched): SMA Sunny Island, Growatt, Voltronic, INVT, MEGAREVO R3KL1-R8KL1 and G2 series, SRNE, SOROTEC, MUST and Sol-Ark 5K/8K/12K/15K.

Technical specifications

Technical documentation

• BSLBATT B-LFP48-300PW Technical Specifications (PDF)
• Official list of BSLBATT-compatible investors (PDF)
• B-LFP-PW Series User Manual (PDF, English)
• Installation guide in Spanish

Things to bear in mind before installing it

It is a team IP20 and from 135 kg: It is installed indoors, on a solid floor and secured to the wall at the top. As this is a 48 V battery with a manufacturer-specific closed protocol, always check that your inverter is on the compatibility list before purchasing. If you are working with Victron, integration is direct via CAN using the Cerbo GX.

Shopping around? Take a look The 5 best 16 kWh batteries of 2026 and check out the rest of BSLBATT range.