20A Smart MPPT Charge Controller for 12V/24V Solar Systems with 98% Efficiency and IP32 Protection
Advanced 20A MPPT solar charge controller featuring 98% conversion efficiency and >99% MPPT tracking. Designed for 12V/24V auto systems with comprehensive protection features including short circuit, overload, and reverse polarity protection. IP32 rated with LCD display and hanging installation design.
Place of Origin
CHINA
Solar Power (W)
540W~4320W
Packaging Details
Multiple packaging
communication port
RS232
Supply Ability
10000PCS
Weight
1.15Kg
Product Description
20A Smart MPPT Charge Controller Overview
Advanced MPPT solar charge controller with intelligent tracking technology for optimal energy harvesting in off-grid solar systems.
Key Features
- Clock timing function for automated operation
- Ultra low power consumption for energy efficiency
- LCD display with backlight for clear monitoring
- Excellent heat dissipation with minimal noise
- Light control and time control operation modes
- Hanging style design for convenient installation
- Compatible with 12V/24V/48V solar power systems
- Available in multiple current ratings: 10A/20A/30A/40A/50A/60A
Comprehensive Protection Systems
- PV array short circuit protection
- Over discharge protection
- Discharge voltage protection
- IP21 mechanical protection rating
- Load overload protection
- Input low voltage protection
- PV lightning protection
- Battery reverse polarity protection
- Overcharge protection voltage
Technical Specifications - SR-ML2420 Model
| Parameter | Specification |
|---|---|
| System Voltage | 12V/24V Auto |
| No-load Loss | 0.7W to 1.2W |
| Battery Voltage Range | 9V to 35V |
| Maximum Solar Input Voltage | 100V (25°C), 90V (-25°C) |
| Maximum Power Point Voltage Range | Battery voltage +2V to 75V |
| Rated Charging Current | 20A |
| Rated Load Current | 20A |
| Maximum Capacitive Load Capacity | 10000μF |
| Conversion Efficiency | ≤ 98% |
| MPPT Tracking Efficiency | > 99% |
| Operating Temperature Range | -35°C to +45°C |
| Protection Degree | IP32 |
| Weight | 2kg |
| Communication Method | RS232 |
| Maximum Altitude | ≤ 3000m |
| Product Dimensions | 238 × 173 × 72.5mm |
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