Maretron Mini Termination Resistor w/LED - Female [TRL-NF]
Termination Resistors are required on a NMEA 2000 network and are placed at each end of a network trunk cable. Like the double-ended cordsets, the termination resistors are waterproof and continue to function even while submerged in the bilge.
We Also Recommend
Lumitec SeaBlazeX2 Spectrum LED Underwater Light - Full-Color RGBW 
Ancor Adhesive Lined Heat Shrink Tubing (ALT) - 1" x 3" - 3-Pack - Black