Maretron MPower 12 Channel DC Load Module NMEA 2K w/12 Pigtail Adapter Cable for J1 & J2 Connectors

Maretron MPower | 12-Channel DC Digital Switching

The Maretron MPower 12-Channel DC Load Module (CLM100) solves the complexity of traditional mechanical circuit breaking by utilizing a networked NMEA 2000 digital switching engine. Its core engineering leverages solid-state power electronics to manage up to 12 DC loads with precise current monitoring and software-defined fusing. By integrating the included 12-pigtail adapter cable for J1 and J2 connectors, the CLM100 allows for streamlined installation into a vessel’s data backbone, providing real-time telemetry of amperage draw and circuit status directly to any NMEA 2000 compatible MFD. This mechanical efficiency effectively eliminates the weight and failure points associated with traditional copper-heavy breaker panels.

Regarding system integration, you’ve got to ensure the NMEA 2000 backbone is not overloaded when polling 12 channels of real-time amperage data. I’ve seen bus latency issues occur when too many high-draw devices share a single power tap; always calculate your Load Equivalency Number (LEN) before adding multiple CLM100 modules. Ensure the pigtail adapters are heat-shrunk and properly labeled to prevent cross-wiring that could damage the solid-state relays. It’s also vital to verify that your digital switching software on the MFD is updated to the latest Maretron firmware to maintain full synchronization with the J1939 and NMEA 2000 data bus logic.

Technical Specifications

• Channels: 12-channel DC digital load module.
• Network: NMEA 2000 certified data interface.
• Capacity: 12 Amps per channel max.
• Adapter: J1 and J2 pigtail cables.
• Monitoring: Real-time amperage and voltage data.
• Protection: Software-defined electronic circuit breaking logic.
• Voltage: 9-32 VDC operating voltage range.