LiebeWH PWM Solar Charge Controller 12V 24V Auto Lithium Lifepo4 Battery Charger with LCD Display Dual USB for RV Cabin Off Grid Solar Panel(10A)

Price: $13.93
(as of Feb 10, 2026 06:17:14 UTC – Details)


Features:
Smart PWM Charging and Wide Compatibility: Supports 12V/24V systems with auto detection for lithium-ion, LiFePO₄ batteries. 3 stage PWM charging maximizes solar efficiency and extends battery life.
Double USB Ports: Charging phones, tablets, or laptops via double 5V/2.5A USB ports. Built-in safeguards against overcharge, short-circuit, and reverse polarity for safely operate.
LCD Display and User-Friendly Design: Real-time monitoring of voltage, current, and charging status on the clear LCD. No reset needed—saves settings even after power loss.
All-Weather Durability: Works in extreme temps (-35°C~60°C) and suits solar panels, RVs, cabins, billboards, and emergency lighting. Maximum PV input: 23V (12V) / 46V (24V).
Versatile: Suitable for solar power generation systems, smart homes, solar ventilation systems, solar light boxes, billboards and warning lights, etc.
Specification:
Item Type: Solar Charging Controller
Supported Battery Type:
B1: battery 12V/24V (automatic identification)
B2: Lithium ion battery (lithium battery) 3 strings of 3.7V=11.1V
B3: LiFePO₄ battery 4 strings of 3.2V=12.8V
System Voltage: 12V/24V automatic adaptation
Maximum PV Voltage: Up to 23V at 12V; up to 46V at 24V
Charging Cut off Voltage: 14.4V(B1) 12.6V(B2) 14.6V(B3)
Discharge Cut off Voltage: 10.7V(B1) 9V(B2) 10V(B3)
Discharge Recovery Voltage: 12.6V((B1) 10.5V(B2) 12V(B3)
Light Control Turn on Threshold: Photovoltaic Panel 8V
Light Control Turn off Threshold: Photovoltaic Panel 8V
USB Output: 2 way USB output, 5V/2.5A (maximum)
Standby Current: Working Temperature: -35~+60℃
packing list:
1 x Solar Charging Controller
1 x English User Manual
Notice:
No need to reset when the battery runs out, because it remembers various parameters set by the user

Smart PWM Charging: Solar charge controller utilizes 3 stage PWM charging technology to efficiently manage solar power and extend your battery lifespan.
Automatic System Detection: This solar battery charger automatically detects and is compatible with 12V or 24V lithium ion LiFePO4 and battery systems.
Informative LCD Display: PWM solar controller features a clear LCD screen that shows real time charging status battery voltage and current information.
Dual USB Charging Ports: Solar regulator with USB provides two 5V 2.5A ports to conveniently charge your phones tablets and other USB devices.
Rugged Outdoor Design: Charge controller is built to withstand harsh outdoor conditions making it ideal for RVs cabins sheds and solar light systems.