Solar Charge Controller | SD2420C
| System Voltage | 12V/24V DC auto |
| PV Max Input Voltage | 55V |
| Self-Consumption | <10mA |
| Max Charging Current | 20A |
| Max Discharging Current | 20A |
| Battery Type | Sealed(default)/Gel/Flood/Lithium |
| LVD | 11.0V ADJ 9V...12V ; x2/24V ; x4/48V |
| LVR | 12.6V ADJ 11V...13.5V ; x2/24V ; x4/48V |
| Float Voltage | 13.8V ADJ 13V...15V ; x2/24V ; M/48V |
| Boost Voltage | 14.4V ADJ 13V...17V ; x2/24V ; x4/48V (battery voltage less than 12.6v auto boost 2 hours) |
| Battery Over Voltage | 16.5V ; x2/24V ; x4/48V |
| Reverse Connection Protection | Yes |
| Load Over Current Protection | Yes, each 30s auto restart again |
| Controller Over Temperature | Yes |
| USB Output | 5VDC/1A 2PCS |
| Charging Type | PWM |
| Charger Circuit Voltage Drop | <=0.25V |
| Discharger Circuit Voltage Drop | <=0.1V |
| Temperature Consumption | For 12V system:-24mV/C ; x2/24V ; x4/48V |
| Relative Humidity | <95%,N.C |
| Working Temperature | -20C~+55C(Product can work continously at full load) |
| LCD Temperature Range | -20C~+70C |
| Waterproof Grade | IP32 |