The Solar Step
5.12kWh Must 100AH 51.2V Wall Mount Lithium Battery (LP1600) + WIFI
5.12kWh Must 100AH 51.2V Wall Mount Lithium Battery (LP1600) + WIFI
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Title:
Must 5.12kWh LiFePO₄ 51.2V Battery – Wall-Mount, Stackable, WiFi BMS
Description:
The Must LP1600 5.12kWh Lithium Battery delivers a safe, scalable, and intelligent energy storage solution for modern solar systems. Built with LiFePO₄ (Lithium Iron Phosphate) technology, this 51.2V 100Ah battery is designed for wall, rack, or stacked mounting, offering versatile installation options for both residential and light commercial applications.
Whether you need a compact backup power unit or a multi-unit energy bank, the LP1600 is engineered for flexibility, longevity, and seamless inverter integration.
Key Features:
Flexible Mounting Options
-3-in-1 Design: Wall-mounted, rack-mounted, or stacked (up to 5 units)
-Supports up to 40 batteries in parallel for scalable energy storage systems
-Vertical installation required for higher capacity variants (not applicable to LP1600)
Reliable Energy Storage
-Nominal Capacity: 100Ah
-Total Energy: 5.12kWh
-Nominal Voltage: 51.2V
-Recommended Charging Voltage: 58.4V
-Max Continuous Power Output: 100A
Smart Monitoring & Integration
-Built-in WiFi-enabled Smart BMS for remote access and diagnostics
-Local LCD display for on-site monitoring
-Compatible with leading inverter brands via RS485 / CAN communication
Safety & Longevity
-Utilizes LiFePO₄ cells for maximum safety and thermal stability
-Designed for >4000 cycles at 80% DoD
-Fully certified: UN38.3, CE, IEC62619, RoHS
-Integrated battery protections for overvoltage, current, and temperature control
Compact and Efficient
-Package Dimensions: 442mm × 625.5mm × 177mm
-Weight: 45kg
-Operating Temp: Charge (0°C–55°C) / Discharge (-20°C–55°C)
Benefits of the Must LP1600 5.12kWh Battery:
Space-Saving Design
Wall-mountable and stackable for compact solar rooms or garages.
Smart Battery Management
Monitor performance, state of charge, and system alerts via WiFi or on-screen display.
Expandable Energy Bank
Add up to 40 units for total capacity over 200kWh with parallel support.
Reliable Chemistry
Lithium iron phosphate (LiFePO₄) ensures longer life and enhanced safety over AGM or gel batteries.
Broad Inverter Compatibility
Seamlessly integrates with leading inverters like Growatt, LuxPower, Deye, and more.
Warranty & Installation Requirements
5-Year Manufacturer Warranty
Installation must be done by a registered wireman or master electrician
A valid Certificate of Compliance (COC) must be issued
The system must comply with SANS 10142 regulations
Warranty claims may be rejected if installation is non-compliant or lacks proof
Let customers speak for us
Thank you Solar Step for your great service and speedy delivery. Especially Luandro who is very helpful. They are highly recommended.
Bought a lithium battery W51100 online the response was excellent and it was collected the following day the staff was amazing with the communication all the way
Battery working fine. Thanks for the quick response and excellent service
So far so good. Eazy to install. Switching over is seamless.
I bought a solar combo, the service was very good and I appreciate the constant updates
Excelent service from Luandro Thanks very much for your assisrance
Will def do buisness with them anytime again
10 out 10
It's very good service,got tracking number in n few minutes. Lovely way to do business. Make you feel safe.
System works very well, happy with purchase.
Very impressive store. Friendly service. Ruan is an excellent salesman and very professional.
We bought the 11kva system last week. Customer service is excellent, delivery excellence, installed and working like 4 paired horses bulling a wagon. We're thrilled and keep up the great work guys.
A big thank you to The Solar Step team for the excellent service, I am very happy with my product!
This place has amazing service the staff are so friendly and fast to help i would highly recommend
This place has amazing service the staff are so friendly and fast to help i would highly recommend
