Power/data cable for 400 and 500-Series Chartplotters. This cable will not work properly with Fishfinders and Sounders.
Compatible with the following Garmin devices:
GPSMAP 420
GPSMAP 420s
GPSMAP 421
GPSMAP 430
GPSMAP 430s
GPSMAP 431
GPSMAP 440
GPSMAP 440s
GPSMAP 441
GPSMAP 520
GPSMAP 520s
GPSMAP 521
GPSMAP 525
GPSMAP 525s
GPSMAP 526
GPSMAP 530
GPSMAP 530s
GPSMAP 531
GPSMAP 535
GPSMAP 535s
GPSMAP 536
GPSMAP 540
GPSMAP 540s
GPSMAP 541
GPSMAP 545
GPSMAP 545s
GPSMAP 546
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