Product Overview
Humminbird AS QD NMEA 2000 - HELIX NMEA Adapter
Model: 720114-1This NMEA 2000 adapter cable will allow you to connect a HELIX G4N fish finder to drop cable from an existing NMEA 2000 backbone (sold separately).
Compatible with: All HELIX 8/9/10/12/15 G4N Models