![Samlex 20A Solar Charge Controller - 12/24V [MSK-20A]](https://www.bestmarinewiring.com/wp-content/uploads/2026/08/samlex-20a-solar-charge-controller-12-24v-msk-20a.webp)
Description
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)
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