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Home » On The Water » GHC(TM) 20 Marine Autopilot Control Unit » Updates & Downloads

Updates & Downloads

GHC(TM) 20 Marine Autopilot Control Unit

Bundle

  • echoMAP with SD Card, Ver. 2025.1031.0, as of Oct 31, 2025, Download
  • echoMAP with SD Card for Mac, Ver. 2022.0222.0, as of Feb 22, 2022, Download
  • GPSMAP Series with SD Card, Ver. 2025.1031.0, as of Oct 31, 2025, Download
  • GPSMAP Series with SD Card for Mac, Ver. 2022.0222.0, as of Feb 22, 2022, Download
  • Legacy GPSMAP with SD Card, Ver. 2025.1031.0, as of Oct 31, 2025, Download
  • Legacy GPSMAP with SD Card for Mac, Ver. 2022.0222.0, as of Feb 22, 2022, Download