Presenting the Garmin GMR Fantom 18x Radar: a 50-watt solid-state dome designed for serious boaters who want sharp target visibility and smart power management. Available in Black (with a White option), this 18-inch radar covers from 20 feet to 48 nautical miles and updates your display up to 60 times per minute.
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Power and energy management: 50 W transmit capability with Power Save mode and transmit-time scheduling to reduce energy use without compromising safety or awareness.
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MotionScope technology: Doppler-based color highlighting shows moving targets in real-time to help distinguish boats, weather cells, and other moving objects at a glance.
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High-resolution color imagery: 8-bit true color imagery with high antenna gain improves target separation and readability at distance.
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Long-range versatility: Coverage from 20' to 48 nautical miles with excellent performance in challenging conditions, plus up to 60 RPM for fast refresh.
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Display and integration flexibility: A single radar can deliver split-screen images on a chartplotter with independent range settings; dual radar adds redundancy across displays.
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Target tracking and safety tools: MARPA automatic acquisition tracks up to 30 targets; VRM and EBL provide rapid distance and bearing measurements; set safety zones with alarms.
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Seamless navigation aids: Overlay radar onto your chartplotter map page; add optional autopilot or heading sensor for optimized steering performance.
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Rugged build: IPX7 waterproof rating and durable construction built for demanding marine environments.
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Additional features: Dual Range support, Radar Overlay, Dual Radar, Autobird, Dynamic Auto Gain, Echo Trail, MotionScope, Target Size, Scan.
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Physical and installation details: 18-inch dome; antenna length 17" (43.18 cm); dimensions 20" x 9.8"; weight 14 lbs; color options Black (also White); Includes 15 m cables for installation.
With the GMR Fantom 18x, you gain safer navigation through precise target detection, real-time motion analysis, and flexible configurations that adapt to your chartplotter setup. The radar integrates smoothly with your map page, supports split-view and redundancy across displays, and offers energy-saving options to extend travel time without sacrificing situational awareness.
| General |
| DIMENSION |
20" x 9.8" (50.8 cm x 24.8 cm) |
| WEIGHT |
14.0 lbs |
| WATERPROOF |
IPX7 |
| ANTENNA LENGTH |
17" (43.18 cm) |
| ROTATION SPEED (RPM) |
Up to 60 rpm, depending on settings |
| BEAM WIDTH |
5.2° horizontal, 25° vertical |
| 5.2° horizontal, 25° vertical |
48 nm |
| MINIMUM RANGE |
6 meters |
| RADAR TYPE |
Radome |
| Electrical Features |
| POWER INPUT |
10-32 V DC |
| POWER CONSUMPTION |
4 W |
| MAX POWER CONSUMPTION TRANSMITTING, POWER SAVE |
24 W |
| MAX POWER CONSUMPTION TRANSMITTING, NORMAL MODE |
33 W |
| TRANSITION POWER |
50 W |
| Radar Features |
| DUAL RANGE SUPPORT |
Yes |
| RADAR OVERLAY SUPPORT |
Yes |
| DUAL RADAR |
Yes |
| AUTOBIRD |
Yes |
| DYNAMIC AUTO GAIN |
Dynamic |
| MARPA TARGET TRACK |
Yes (Requires Heading Sensor, Sold Separately) |
| ECHO TRAIL |
Yes |
| MOTIONSCOPE |
Yes |
| TARGET SIZE |
Yes |
| SCAN |
Yes |
