PWM-20A Solar Charge Controller with USB PD QC Output for LiFePO4 AGM GEL Battery Systems
Efficient charging regulation helps optimize solar energy management
The PWM-20A Solar Charge Controller is designed for 12V solar battery systems, providing controlled energy management between solar panels and storage batteries. Using PWM charging technology, the controller helps regulate the charging process and supports stable power transfer for different solar applications.
Built for compatibility with LiFePO4, AGM, and GEL batteries, this controller provides users with flexible options when setting up solar charging systems. It is suitable for applications where reliable battery charging control and convenient power access are required.

Multiple battery modes support different energy setups
The controller is designed to work with several battery types, allowing users to choose suitable charging settings based on their battery requirements. This flexibility helps improve compatibility with different 12V solar energy systems.
With a 20A charging capacity, the PWM-20A model manages the connection between solar panels and batteries while supporting an organized charging process. It provides a practical solution for users who need a simple controller for solar energy storage applications.

Integrated USB outputs expand charging possibilities
The PWM-20A controller includes additional USB charging functions alongside solar charging management. With PD 22W, 36W, and QC 18W USB output options, it allows users to charge compatible electronic devices conveniently in outdoor or off-grid environments.
The combination of solar charging regulation and USB power output provides more flexibility for users who need both battery management and device charging capability within one system.

Suitable for different outdoor solar environments
The controller is designed for a variety of 12V solar applications, including RV, marine, camper, and other off-grid power systems. Its practical functions allow users to organize solar panel input and battery charging in a more efficient way.
By combining PWM technology, battery compatibility, and USB charging support, the controller provides a convenient choice for managing solar energy in different environments.

Simple charging management improves system convenience
The PWM-20A Solar Charge Controller offers essential features for users who need effective solar charging control. Its support for multiple battery types and USB charging outputs makes it suitable for various small-scale solar power setups.
The controller helps simplify the connection between solar panels, batteries, and charging devices, creating a more convenient experience for daily solar energy use.
Technical Parameters
| Parameter | Specification |
|---|---|
| Controller Category | PWM Solar Controller |
| Rated Charging Current | 20A |
| Solar System Voltage | 12V |
| Battery Compatibility | LiFePO4 / AGM / GEL |
| USB Charging Output | PD 22W / 36W / QC 18W |
| Charging Technology | PWM Regulation |
The PWM-20A Solar Charge Controller combines solar charging control with additional USB power functions, offering a practical solution for users managing 12V battery-based solar systems.

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