Magideal 20A 12V 24V Auto Switch MPPT Solar Panel Battery Regulator Charge Controller

Description: Adjusts the charging current and decides whether supply power to the load or not. Prevents the battery from over-charging and over-discharging. Prevents the battery from supplying power to solar panels during nights. It will automatically cut off the load from the system when the battery voltage is low. Can automatically set charge-off voltage according to the battery voltage grade. It has thunder protection then don t need to worry the thunderstorm. Features: Color: Black Material: ABS Rated Voltage: 12V / 24V (Auto Switch) Max Load Current: 10A / 15A / 20A / 30A (Optional) Input Voltage Range: 12~20V / 24~40V Length≤1m Charge Loop Drop: <250mV Length≤1m Discharge Loop Drop: <50mV Full Charge Cut: 1.37V~14.4V / 27.4~28.8V (Data under no load condition) Low Voltage Cut: 10.5~11V / 21~22V Temperature Compensation: -3mV/?/Cell No Load Loss: ≤10mV (10A/15A); ≤20mV(20A/30A) Efficiency: 95%~97% Max Wire Area: 2.5mm²(10A/15A); 4mm²(20A); 6mm²(30A) Ambient Temperature: -25?~55? Item Size: 13.2 * 7 * 3cm / 5.2 * 2.76 * 1.18in (L * W * H) Package includes: 1x MPPT Solar Charge Controller