Garmin J1939 Cable (010-12390-30)

J1939 Cable for GPSMAP® Units - 10m

Connect your GPSMAP® 8400 or 8600 series chartplotter to a J1939 network to gain access to features, such as engine or generator monitoring. Like the NMEA 2000® network, the J1939 network follows a standard and uses proprietary messages.