SKU:
EX 131824000
€ 159,18
1-2 weeks delivery time
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The Mastervolt SCM40 PWM is a reliable and user-friendly solar charge controller for 12/24 V lead-acid battery systems. Supporting up to 40 A of charging current, it works with 36-cell (12 V) and 72-cell (24 V) solar panels. Designed for mobile and marine environments, it features negative grounding, wide environmental tolerance, water-spray protection (IP23), and a backlit LCD for real-time system monitoring. Its programmable lighting output and optional temperature sensor further enhance adaptability and safety.
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Mastervolt 131824000 - Solar ChargeMaster SCM40 PWM Charge Controller (40A, 12/24V, IP23) – High-Capacity Solar Regulator
Built for high-output mobile and marine solar installations, the Mastervolt SCM40 PWM charge controller ensures safe and efficient battery charging using proven Pulse Width Modulation (PWM) technology. It supports both 12 V and 24 V systems and is compatible with a wide range of lead-acid battery types.
Its robust construction and spray-resistant design (IP23) make it ideal for onboard and off-grid use. The unit features a large, backlit LCD screen for easy system monitoring, a 40 A switchable load output with lighting function, and optional temperature compensation for optimal charging in varying conditions.
Key Features:
- Up to 40 A charge current for 12 V/24 V lead-acid batteries
- Compatible with 36-cell (12 V) and 72-cell (24 V) solar panels
- Recommended PV input: 720 Wp (12 V), 1440 Wp (24 V)
- Negative grounding compatible
- Backlit LCD with battery voltage, PV power, load power, state of charge, and alarms
- Switchable output for night lighting control
- Optional temperature sensor for charge optimization
- Protection against overload, short circuit, reverse polarity, HV spikes, and high/low voltage
Technical Specifications:
System Voltage 12/24 V auto-select Rated Charge Current 40 A Supported Battery Types AGM, Gel, Flooded Switchable Output 40 A max Night Mode Consumption < 7 mA Max. PV Current (Impp) 40 A Recommended PV Power 720 Wp (12 V), 1440 Wp (24 V) Display Backlit LCD: PV/load power, battery data, alarms Grounding Negative Protection Degree IP23 (spray-resistant) Cooling Passive Operating Temperature -20 °C to +50 °C (derating > 40 °C) Cable Size Up to 16 mm² Relative Humidity 95% (non-condensing) Dimensions (HxWxD) 98 x 189 x 53 mm (3.9 x 7.4 x 2.1 inch) Weight 0.5 kg (1.1 lb)
Protection Features:
- Over-temperature
- Overload
- Short circuit
- High/low battery voltage
- High/low PV voltage
- Reverse polarity & HV transients
Optional Accessories:
- Battery Temperature Sensor – Product Code: 41500500
Applications:
Perfect for boats, RVs, mobile solar systems, or any installation needing safe and robust PWM solar charging with real-time status visibility and flexible control options.
Documents
SCM40 PWM - Installation Manual Size: 711,8 Kb -
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