Product Description
The BLUE CARBON 20Ah PWM Charge Controller is designed for reliable and efficient solar power management in off-grid systems. Utilizing Pulse Width Modulation (PWM) technology, it optimizes battery charging while providing full system protection. Compatible with multiple battery types and voltage levels, this controller ensures safety, longevity, and consistent performance in various solar power setups.
Key Features
- Supports 12V/24V/48V system voltage (auto recognition)
- 20Ah rated charging capacity for stable power control
- Advanced PWM charging for efficient battery management
- Prevents battery overcharging and over-discharging
- Built-in short circuit and reverse polarity protection
- LED status indicators for real-time monitoring
- Compatible with sealed, gel, flooded, and lithium batteries
- Load control function with timing settings
- Temperature compensation for optimized charging in all climates
- High-efficiency power conversion with low self-consumption
- Overload and over-temperature protection included
- Compact and rugged design for long-lasting outdoor use
Specifications
- Rated charge current: 20Ah
- System voltage: 12V / 24V / 48V (auto-detect)
- Maximum solar input voltage: up to 55V
- Battery types supported: Sealed, GEL, Flooded, Lithium
- Charging mode: PWM (Pulse Width Modulation)
- Load output current: 20A max
- Overcharge protection voltage: 14.4V (12V), 28.8V (24V), 57.6V (48V)
- Over-discharge protection voltage: 10.8V (12V), 21.6V (24V), 43.2V (48V)
- Operating temperature: -20°C to +50°C
- Humidity: 10%–90% RH non-condensing
- Display type: LED indicators for battery and system status
- Terminal size: suitable for 4mm² to 6mm² wires
