Solar Power Management Module for 6-24V Panels
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Solar Power Management Module for 6-24V Panels
A solar power management module designed for 6V~24V solar panels is an innovative solution for those seeking an efficient and safe way to utilize solar energy. With the capability to charge a 3.7V Li-Ion battery through a solar panel or Type-C connection, this module is an ideal solution for eco-friendly projects, low-voltage IoT projects, and other environmentally conscious initiatives. Equipped with Maximum Power Point Tracking (MPPT), the module maximizes the efficiency of the solar panel, resulting in increased charging efficiency. Additionally, with multiple protection circuits, the device ensures stability and safety of use, protecting against overcharging, over-discharging, reverse polarity, overheating, and overload.
Specification:
- Solar Input: 6V ~ 24V
- Charging: Solar panel, power adapter, USB
- Battery: 3x 18650 Li-ion (NOT included)
- USB Input: 5V (Type-C, with PD fast charging support)
- 5V Output: 5V / 3A (Type-C, screw terminals)
- Charging Cut-off Voltage: 4.2V ± 1%
- Over-discharge Protection Voltage: 3.0V ± 1%
- Solar Panel Charging Efficiency: ~78%
- USB Charging Efficiency: ~93%
- Battery Voltage Boost Efficiency: ~90%
- Standby Current (max): <2mA
- Operating Temperature: -40℃ ~ 85℃
- Dimensions (mm): 45.0 × 40.0 × 10.1
Product Features:
- MPPT (Maximum Power Point Tracking) Support: Maximizes solar panel efficiency.
- Solar Panel / Type-C Charging Support: Provides flexibility in charging methods.
- Automatic Voltage Adaptation for 6V~24V Panels: Allows easy compatibility with various types of solar panels.
- Multiple LED Indicators: Facilitates monitoring of solar panel and battery status.
- Multiple Circuit Protection: Ensures safe and stable operation, protecting against various threats.
- Wide Operating Temperature Range: Allows for use in extreme conditions.




Compact and Lightweight Design:
Connection Diagram:
Module Structure:
- Solar Panel Charging Input
- Type-C Charging Input
- Output Power
- Battery Interfaces
- USB Power Management IC SW6106
- CN3791: Solar Power Management IC
- XB8886A Li Battery Overcharge/Over-discharge Protection
- Battery Capacity Indicators
- Solar Panel Charging Indicators
Applications:
Dimensions:
Package Includes:
- solar power management module ×1
- battery basket ×1
- screw set ×1



Wiki: Solar_Power_Manager_(D)
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