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Use the list below to determine if your Lowrance GPS unit is compatable with LakeMaster ProMap Digital GPS Charts. For specific compatibility questions please contact LakeMaster at 1-800-540-5747 or email us at bigfish@lakemap.com
Compatible Lowrance & Eagle GPS units
Products may, however, require a free software upgrade from the Lowrance website.


The Insight 3D Shaded Relief maps will draw only in a Lowrance HDS GPS unit. The Insight card also works as a 2D map in ANY LOWRANCE mapping unit that takes an SD/MMC card (except the LMS 2400 & LMS 240). Great Lakes coverage is not available as a 3D insight map but will appear as a 2D map in all compatible Lowrance GPS units, including the HDS.

Use the list below to determine if your Lowrance GPS unit is compatable with LakeMaster Lowrance Insight Digital Chart.
Compatible Lowrance & Eagle GPS units
Products may, however, require a free software upgrade from the Lowrance website.


LakeMaster Humminbird Digital GPS Fishing Charts.

  Download the Humminbird Product Compatability List

Click here to view our complete line of digital charts for your favorite Humminbird® chartplotting system.

Garmin® mapping data comes in 4 formats. Mapsource CD-ROM, Data Card, Micro SD card, and now Download. If you are unsure of which format your GPS unit takes click the link below or go to Garmin's website, search for your GPS unit, and look under the mapping tab.

  Download the Garmin Product Compatability List

Click here to view our complete line of digital charts for your favorite Garmin® handheld or chartplotting system.

Note: For Garmin Nuvi's, you will need to turn off (uncheck) your City Navigator Map before the LakeMaster Card will read. Consult your Garmin User manual for directions regarding turning off the City Navigator maps.