Garmin GMR Fantom 254 4′ 250W Open Array Radar
Resolving close-range channel buoys down to 20 feet, a Garmin Fantom 254 marine radar pairs a 4-foot open array with 250W pulse compression, tracking MotionScope Doppler targets across 96 nautical miles at 46.9 lbs.
- 250W output matches 25kW magnetron performance
- 1.8-degree beamwidth resolves tight harbor traffic
- Minimum 20-foot range resolves close obstacles
- Dual 24/48 RPM speeds update targets
- IPX6 waterproof casing survives heavy storms
$6,958.91
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Replace a damaged or weathered open-array radiator without rebuilding the entire radar system with the Garmin GMR Fantom 4-Foot Open Array Antenna in Black. This 52-inch replacement array gives boat owners a practical way to restore a compatible Fantom scanner while maintaining a compact 4-foot sweep footprint. Need a matched array for a Fantom 5x, 12x, or 25x pedestal? This antenna-only component delivers a 1.85° horizontal beamwidth and 22° vertical beamwidth when installed on a compatible Garmin pedestal.
Before Ordering
Confirm the exact Fantom pedestal model, compatible Garmin chartplotter, radar-network setup, 4-foot rotation clearance, platform strength, wind-load suitability, and required installation hardware before ordering.
Product Specifications
Product Specifications
| Brand | Garmin |
|---|---|
| Full Model SKU/Code | 010-02585-01 (GMR Fantom 254 Complete Pack) |
| Country of Origin | Taiwan |
| Radar Type | Solid-State Pulse Compression with MotionScope Doppler Technology |
| Antenna Form Factor | Open Array System (Includes Pedestal Base and 4-Foot Radiator Bar) |
| Antenna Size Class | 4-Foot Open Array Width |
| Peak Power Output | 250 Watts Solid-State Output Equivalent |
| Maximum Radar Range | 96 Nautical Miles (NM) |
| Minimum Radar Range | 6 m / 20 ft Close-Range Resolution Target Traversal |
| Beamwidth Horizontal | 1.8° Narrow Target Angular Discrimination |
| Beamwidth Vertical | 22° Expansion Beam Profile Layout |
| Rotation Speed | 24 RPM / 48 RPM Dual Dynamic Automated Scaling |
| Target Tracking Capacity | True Echo Trails, MARPA Target Tracking (Up to 10 Targets Simultaneously) |
| Data Networking Protocols | Garmin Marine Network High-Speed Ethernet / BlueNet Compatibility |
| Operating Voltage | 10 to 32 Volts DC Universal Input Rail Standard |
| Power Consumption | Active Transmitting: 100 Watts / Energy-Saving Power Standby: 15 Watts |
| Waterproof Rating | IPX6 Extreme Weather Waterproof Enclosure Rating |
| Wind Load Resistance | Up to 80 Knots Structural Integrity Threshold |
| Dry Weight | 21.3 kg / 46.9 lbs (Combined Pedestal and 4-Foot Array Assembly) |
| Application | High-performance offshore center consoles, flagship tournament sportfishers, and large coastal yachts seeking near-instantaneous target tracking and elite long-range bird mode capabilities (35-75+ ft hulls) |
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