Samlex 20A Solar Charge Controller - 12/24V [MSK-20A]

20A Solar Charge Controller - 12/24V The MSK-20A is a 3-stage intelligent series-type PWM charge controller. It is based on an advanced design using a microcontroller for digital accuracy and fully automatic operation. It can be used for 12V or 24V battery systems. Features: 3-stage intelligent Series Type PWM charging Automatic battery voltage detection: 12V / 24V 100% input and output within -35 degrees C to +50 degrees C Electronic protections: overheating, overcharging, over-discharge, overload, and short circuit Reverse protection: any combination of solar module and battery Optional MSK-TS External Temperature Sensor Applications: Recreational and service vehicles  Off-grid grid Portable charging kits  Boats and marine crafts Fieldwork or mobile offices Telecommunications Specifications: Input: 12V / 24V Amps: 20 amps Weight: 0.66 (lbs) Weight: 0.3 (kgs) Dimensions: 6.28 x 3.2 x 1.89 in. Dimensions: 159.6 x 81.4 x 47.88 (mm) Quick Guide (pdf) Owner's Manual (pdf)