Power/data cable is for the 400 and 500-Series Fishfinders and Sounders. This cable will not work with Chartplotters. Product : GARMIN POWER/DATA CABLE 400C GPSMAP 400 & 500 SERIES Manufacturer : GARMIN PARTS Manufacturer Part No : 010-10918-00 UPC : 753759067427. Compatible with the following Garmi...

GPSMAP 531 Series GPS Receiver (GPSMAP 531S; With dual-beam transducer)