CN3791 MPPT 3A Solar Charge Controller Module for 12V Lead-Acid Batteries

Build or upgrade compatible solar charging projects with this CN3791 MPPT solar charge controller. Designed for 12V lead-acid battery applications, this compact module provides up to 3A charging support and uses MPPT functionality to help manage power from compatible solar panels. The 12V solar charging module is ideal for DIY electronics, small solar systems, and battery-powered projects.

Key Features

• Based on the CN3791 solar charging controller platform.
• Designed for compatible 12V lead-acid battery charging applications.
• Supports charging current up to 3A under suitable operating conditions.
• MPPT solar charging module helps optimize available solar-panel power.
• Supports trickle-charging functionality for compatible battery systems.
• Compact circuit-board format integrates easily into DIY electronics projects.
• Useful for small off-grid and solar-powered applications.
• Suitable for hobby electronics, prototypes, and custom charging systems.
• Provides a convenient module for integrating solar charging into compatible projects.
• Designed for users familiar with electronic wiring and battery charging requirements.

Why Choose Our CN3791 Solar Controller?

This compact 3A solar charge controller module combines MPPT-based solar charging with support for compatible 12V lead-acid batteries, making it a practical component for DIY renewable-energy and battery-maintenance projects.

Perfect For

DIY solar projects, 12V lead-acid battery systems, small off-grid electronics, solar-powered equipment, prototypes, hobby electronics, and custom charging applications.

How to Use

Verify the solar-panel voltage, battery type, polarity, charging requirements, and module specifications before wiring. Connect the module according to its circuit documentation and use appropriate wiring and protection. Do not exceed the module's rated voltage or current, and avoid short circuits or reversed polarity.

Product Specs

Model: CN3791
Type: Solar Charge Controller Module
Charging Technology: MPPT
Maximum Charging Current: Up to 3A
Battery Compatibility: 12V Lead-Acid Battery
Function: Solar Charging / Trickle Charging
Application: Solar Panels / Battery Charging / DIY Electronics
Use: Hobby / Prototype / Small Solar Systems