Description
Ancor NMEA 2000 Power Isolator (Part Number: 270113) is a specialized plug-and-play marine component used to separate DC power zones within a continuous NMEA 2000 backbone while allowing network data to pass through unhindered. It serves as a vital gatekeeper to prevent electrical backfeeding, isolate engine data networks, mitigate voltage drops, and reduce overall battery current draw.
Key Technical Specifications
- Part Number: 270113
- Wire Gauge: 22 AWG power conductor
- Compatibility: Universal fit for all NMEA 2000 micro-devices and standard micro-tees
- Visual Identifiers: High-visibility yellow couplers designed for easy identification in tight wiring bundles
Practical Use Cases
- Isolating Engine Interfaces: Many modern outboard engines (like Yamaha Command Link or Suzuki systems) output their own 12-volt power directly onto the network when plugged in. Without an isolator, the engine's power can backfeed into the main house network, keeping your chartplotters, gauges, or fuel pumps energized even when the boat's ignition keys are turned completely off.
- Managing Voltage Drop: On expansive vessels with long backbone cables, voltage levels can drop below the required 9V minimum. Placing a power isolator in the middle allows you to inject fresh 12V power from a second power cable on the other side without connecting the two power sources together.
- Battery Conservation: It allows you to partition your marine electronics network so you can shut off one entire section of the bus while keeping critical components (like VHF radios or safety sensors) operational on another.
Specifications
- Data Interface:
- NMEA 2000
- California Residents:
- WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
