GARMIN GMR 18 HD+ 11 to 35 VDC 4 kW 36 nm to 20 m 24 rpm 5.2 deg Horizontal and 25 deg Vertical Beam Compact Streamlined 18 in Radome Antenna Radar|010-01719-00

GARMIN GMR18HD+, 010-01719-00, 4KW RADAR, 18″ DOME, 36nm,15M PWR/NETCABLE,enhance situational awareness. Overlay, True Color

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The compact GMR 18 HD+ dome radar is a good choice for boats with limited room for radar placement. It delivers 4 kW of transmit power and clear echo definition at all ranges to enhance situational awareness. Overlay radar images onto your chart plotter map page; however, for best overlay results, an optional autopilot or heading sensor is recommended. It also helps you avoid traffic on the water. GMR 18 HD+ provides MARPA target tracking when combined with a multifunction display and heading sensor (sold separately). dynamic auto gain automatically adjusts to your surroundings for optimal performance in all conditions. Dynamic sea filter automatically adjusts sea clutter, depending on sea conditions. GMR 18 HD+ features 8-bit true color resolution for a clear presentation on your chart plotter screen. It has a maximum range of 36 nautical miles with a minimum range of 20 m and a rotation speed of 24 rpm. There are no complex user settings, and it’s easy to install and start using.

Additional information

Weight 22 lbs
Item Name








Compact, Streamlined

Antenna Size

18 in

Antenna Type



20 in Dia x 9.8 in H

Maximum Range

36 nm

Minimum Range

20 m

Power Consumption

30 W Typical; 48 W Maximum


24 rpm

Transmit Power

4 kW

Voltage Rating

11 to 35 VDC

Waterproof Rating



17 lb