Garmin SD™ Card Door f/GPSMAP® 840xs, 1020xs & 1040xs

The Garmin SD Card Door for GPSMAP 840xs, 1020xs & 1040xs is an essential replacement component for serious anglers and boaters who rely on marine-grade GPS chartplotters. After years on the water, any angler knows that a damaged SD card door means potential water intrusion, corrupted navigation data, or a complete unit failure at the worst possible moment. This genuine Garmin part ensures your memory card compartment stays sealed and protected against saltwater spray, moisture, and debris—critical factors when you're navigating in challenging offshore or coastal conditions.

Engineered specifically for Garmin's premium GPSMAP touchscreen systems, this SD card door maintains the manufacturer's exacting standards for weatherproofing and durability. The door mechanism provides a secure, positive latch that prevents accidental opening while underway, and its compact 1 x 1 x 1 inch profile integrates seamlessly with your existing chartplotter housing. Constructed to withstand the corrosive marine environment, this replacement door preserves the integrity of your device's memory card slot, protecting your navigation charts, waypoints, routes, and custom data from moisture damage that can render your electronics inoperative.

If you operate a GPSMAP 840xs, 1020xs, or 1040xs and your SD card door has cracked, worn, or become difficult to secure, this genuine Garmin replacement is the only solution that guarantees perfect fitment and weather resistance. Installation is straightforward, requiring no tools or technical expertise—simply align and snap the door into place. Whether you're a tournament angler, commercial operator, or recreational boater who demands reliability in every condition, having a spare or replacement SD card door on hand ensures your navigation system stays protected and mission-ready for your next trip offshore.