Nautical blog

Powering fishing electronics: fuses, cables, and battery isolators

Fuse rating for a fishfinder, circuit breaker for a Garmin Force electric motor, cable cross-section and length for 3 % voltage drop, battery isolator, NMEA 2000 network and corrosion-resistant connections: best practice according to ABYC E-11 and the manuals of Garmin, Lowrance, Simrad, Raymarine, Rebelcell, and Blue Sea Systems.