SCM20 PWM 20A Mastervolt Solar Charge Regulator

✅ Mastervolt SCM20 PWM 20A Solar Charge Regulator for 12/24V batteries.
🔧 Intelligent solar power management with LCD screen for clear parameter monitoring.
⚓ Ideal for boats
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SCM20 PWM 20A MASTERVOLT SOLAR CHARGE CONTROLLER: RELIABLE SOLAR CHARGING FOR BOAT BATTERIES
The SCM20 PWM 20A Mastervolt solar charge controller is a proven device, designed to ensure reliable charging of your batteries from solar energy, ideal for use on board your boat. It adapts perfectly to 36-cell panels in 12V systems, and 72-cell panels in 24V systems. It is compatible with all types of lead-acid batteries in 12V and 24V.
INTELLIGENT SOLAR ENERGY MANAGEMENT
This charge controller features a large backlit display that clearly shows all important parameters, such as PV power, battery voltage and charging current. In addition to the battery output, the SCM20 has a dedicated charging output for directly connecting small consumers.
Technical data| Battery voltage | 12/24 V |
| Nominal charging current | 20 A |
| Nominal PV power | 12 V: 360 Wp 24 V: 720 Wp |
| Maximum open circuit PV voltage | 75 V |
| Operating temperature | -20 to +50 °C |
| Charging algorithm | multi-stage, adaptive |
| Charging current | 20 A |
| Protection | Overheating, overcharging, high/low battery voltage, high/low PV voltage, short circuit, reverse polarity & high voltage transients |
| Electrical connections | 16 mm² section |
| Protection class | IP23 |
| Dimensions (HxWxD) | 98 x 189 x 53 mm |
| Weight | 0.5 kg |
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Technical specifications
- Reliable PWM solar charge controller for 12V and 24V systems.
- Suitable for 36-cell (12V) and 72-cell (24V) solar panels.
- Compatible with all types of 12V and 24V lead-acid batteries.
- Backlit screen displaying PV power, battery voltage and charging current.
- Features a dedicated load output for small consumers.
- Protection against overheating, overload, short circuit and reverse polarity.
| Battery voltage | 12/24 V |
| Nominal charging current | 20 A |
| Nominal PV power | 12 V: 360 Wp 24 V: 720 Wp |
| Maximum PV open circuit voltage | 75 V |
| Operating temperature | from -20 to +50 °C |
| Dimensions (HxLxP) | 98 x 189 x 53 mm |
| Weight | 0.5 kg |




















