12V-24V 20A Intelligent Solar PWM Charge Controller ST-D1220

12V-24V 20A Intelligent Solar PWM Charge Controller ST-D1220

The Intelligent Solar PWM Charge Controller is a reliable and cost-effective solution designed to regulate the charging process between solar panels and batteries. Built with advanced PWM (Pulse Width Modulation) technology, it ensures efficient energy transfer while protecting your battery from overcharging, over-discharging, and short circuits.

This controller is ideal for off-grid solar systems, including home solar setups, RVs, lighting systems, and small renewable energy projects.

⚡ Key Features
Automatic 12V/24V Detection – Easily adapts to different battery systems
PWM Charging Technology – Provides stable and efficient battery charging
LCD Display – Real-time monitoring of voltage, current, and battery status
Multiple Protection Functions – Overcharge, over-discharge, short circuit, and reverse polarity protection
Dual USB Output (5V/2A) – Convenient charging for mobile devices
User-Friendly Interface – Simple settings and easy operation
🔧 Technical Highlights
Rated Voltage: 12V / 24V Auto Recognition
Charging Current: Available in multiple ratings (e.g., 10A / 20A / 30A / 40A / 60A)
Charging Mode: PWM (Pulse Width Modulation)
Display: LCD Screen with real-time data
USB Output: 5V / 2A
Operating Temperature: -35°C to +60°C
🛡️ Protection Features
Overcharge protection
Over-discharge protection
Reverse polarity protection
Short circuit protection

These features help extend battery life and ensure safe system operation.

🌞 Applications
Solar home systems
Off-grid lighting systems
RV and camping solar setups
Battery charging systems
Small solar power installations
💡 Why Choose This Controller?

PWM controllers are widely used because they are simple, reliable, and cost-effective, making them ideal for small to medium solar systems.

📦 Package Includes
1 × Solar PWM Charge Controller
User Manual