Garmin GMR1236 xHD3 12Kw 6' Open Array Network Radar

The Garmin GMR1236 xHD3 12Kw 6' Open Array Network Radar represents the gold standard in maritime and tactical surveillance systems for law enforcement, military, and commercial maritime operations. This professional-grade radar delivers real-time detection and tracking across extended ranges, making it indispensable for coastal patrol, vessel security, and tactical operations requiring persistent situational awareness. Built on Garmin's proven xHD3 engine, this system bridges the gap between affordable radar capability and enterprise-level performance, serving agencies and organizations that demand reliability without sacrificing operational range.

The 12-kilowatt transmitter with 6-foot open array antenna configuration provides excellent target resolution and clutter rejection in challenging maritime environments—critical for distinguishing small vessels, floating obstacles, and weather from genuine threats. The open array design minimizes side-lobe interference and maintains consistent beam patterns across the entire rotation, while the xHD3 digital signal processing engine automatically adapts to sea state, precipitation, and electromagnetic conditions. At 80.5 pounds, the antenna assembly is engineered for robust platform mounting on patrol vessels, towers, or mobile command vehicles, with sealed components rated for extended salt-spray and freshwater exposure. Network connectivity enables integration with chart plotters, fire control systems, and multi-sensor tactical displays for seamless command and control.

Organizations operating in blue-water or coastal environments—including federal maritime agencies, state patrol units, and military support vessels—benefit most from this radar's long-range detection and target classification accuracy. Installation requires a 240-volt 30-amp power supply and open 6-foot mounting clearance; integration with existing Garmin marine networks or third-party radar displays is straightforward via standard marine radar protocols. Operators with tactical background understand that persistent radar coverage provides critical early warning and rules-of-engagement verification, making the GMR1236 xHD3 a force multiplier for any surface engagement or coastal security mission.