Mastervolt SCM40 PWM

The SCM40 PWM is a high-performance charge controller designed specifically for marine and boating applications. It ensures your boat’s batteries are efficiently and safely charged, supporting a wide range of battery types and solar panel configurations to keep your adventures powered up.

Key Features

• High Efficiency: Rapidly charges your batteries, minimizing downtime on the water.
• Solar Compatibility: Supports solar panel setups of up to 3600 Wp, ideal for extensive marine use.
• Versatile Battery Support: Compatible with AGM, gel, wet, and Mastervolt Lithium Ion batteries.
• Flexible Battery Settings: Easily switch and configure battery types to match your specific needs.
• Temperature Monitoring: Built-in battery temperature sensor ensures long battery lifespan.
• Automatic Voltage Detection: Automatically detects and adjusts to 12V and 24V systems.
• Switchable Output: Customize output settings for optimal performance.
• Quiet Operation: Operates noiselessly, maintaining a peaceful environment on board.
• LCD Display: Clear display for easy monitoring of battery status and settings.
• Comprehensive Protection: Fully protected against overtemperature, overload, high/low battery voltage, high/low PV voltage, short circuits, and reverse polarity.

Technical Specifications

Why Choose SCM40 PWM for Your Marine Needs?

The SCM40 PWM stands out in the marine industry for its reliability and versatility. Whether you're sailing, fishing, or cruising, this charge controller ensures your batteries are maintained efficiently, providing peace of mind during your voyages. Its robust protection features guard against the harsh marine environment, while the quiet and passive cooling system ensures minimal disturbance onboard.

Installation and Compatibility

Designed for ease of installation, the SCM40 PWM seamlessly integrates with your existing marine electrical systems. Its automatic voltage detection and flexible settings make it compatible with a wide range of battery types and solar configurations, allowing you to customize your power setup according to your specific maritime requirements.

Monitor and Manage Your Power

The intuitive LCD display provides real-time monitoring of your battery’s state of charge and system status, enabling you to manage your power usage effectively. Optional PC-Link communication enhances functionality, allowing for advanced monitoring and control via your computer.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.