The Garmin USB Card Reader gives you dual full-size SD card slots in a compact, flush-mount form factor — keeping your helm tidy while maintaining quick access to charts, software updates, and ActiveCaptain data. The fully gasketed, water-resistant housing connects directly to the back of your chartplotter via USB, making installation clean and straightforward.

Specifications:

• Dimensions (W×H×D): 2" x 2" x 2.4" (excluding cable)
• Weight: 4.025 oz
• Temperature range: -15°C to 70°C
• Material: fully gasketed, high-impact plastic, waterproof to IPX7 standards
• Input power: 4.75V – 5.25V
• Maximum power usage at 10 Vdc: 2.5 W
• Typical current draw at 12 Vdc: 100 mA
• Maximum current draw at 12 Vdc: 500 mA
• Compass-safe distance: 21 inches (533 mm)

In the Box:

• Garmin USB card reader
• USB-C adapter cable
• Mounting hardware
• Power cable
• Documentation