Garmin GMR Fantom 254 Antenna and Pedestal

Step into the future of marine radar technology with the Garmin GMR Fantom 254 for sale, the most powerful 4-foot solid-state radar available for recreational and light commercial use. Packed with 250 watts of output power, this radar delivers superior target separation and clarity with an impressive detection range from 20 feet to 96 nautical miles.

Designed to help mariners navigate safely in all conditions, the Fantom 254 features MotionScope™ technology to instantly highlight moving targets and automatic MARPA acquisition to track up to 30 objects without manual input. Whether you’re locating fish, tracking weather systems, or maintaining awareness of surrounding vessels, this compact open-array radar offers professional-level performance in a smaller footprint.

What’s Included

• GMR Fantom 254 antenna and pedestal

• Mounting hardware kit and installation template

• Right-angle power cable (15 meters)

• Right-angle network cable (15 meters)

• Voltage converter

• Documentation

Key Features

• 250W Solid-State Power: Maximum transmit power in a 4′ radar for best-in-class target detection.

• MotionScope™ Technology: Highlights moving objects in real time using Doppler effect and color differentiation.

• MARPA Auto Acquisition: Automatically tracks up to 30 targets — no manual setup required.

• Scan-to-Scan Averaging: Reduces sea clutter and enhances image stability and accuracy.

• Auto Bird Gain: Detects surface bird activity to help locate fish-rich waters.

• Pulse Compression Imaging: Offers high-resolution visuals and long-range detection in a single radar solution.

• True Echo Trails: Leaves a fading trail on moving targets for easy tracking and awareness.

• Radar Overlay Capability: Integrate radar with chartplotter maps for unified situational views.

• Dynamic Sea Filter: Automatically adapts radar gain to calm, medium, or rough sea states.

• Guard Zone Alerts: Customizable safety zones trigger alerts when objects enter the area.

• Dual Range Operation: Monitor short- and long-range radar simultaneously.

• Programmable Antenna Parking: Choose where the antenna stops after shutdown for secure storage.

Garmin GMR Fantom 254 Specifications

General

• Pedestal Dimensions: 16.6″ x 14.3″ x 10.7″ (42.1 x 36.4 x 27.1 cm)

• Full Assembly Dimensions: 15.9″ height x 51.8″ diameter (40.3 cm x 131.4 cm)

• Weight:

  • Array: 11.4 lb (5.2 kg)

  • Pedestal: 34.7 lb (15.7 kg)

• Waterproof Rating: IPX6

• Max Wind Load: 80 knots

• Antenna Length: 48″ (121.9 cm)

• Rotation Speed: 24 and 48 rpm

• Beam Width: 1.8° horizontal, 23° vertical

• Range:

  • Minimum: 6 meters

  • Maximum: 96 NM

• Radar Type: Open-Array

Electrical

• Power Input: 10–32 V DC

• Transmit Power: 250 W

Advanced Features

• Dual Range Operation: Yes

• Radar Overlay Support: Yes

• Dual Radar Support: Yes

• Auto Bird Gain: Yes

• Auto Gain Adjustment: Dynamic

• MARPA Target Tracking: Yes (heading sensor required, sold separately)

• Echo Trails: Yes

• MotionScope: Yes

• Antenna Parking: Programmable

• Target Size Settings: Yes

• Scan Averaging: Yes

Benefits

• Pro-Level Performance in a Compact Size: 4′ array offers exceptional detection power without taking up the deck space of larger systems.

• Enhanced Safety and Awareness: MotionScope and MARPA provide reliable target tracking and movement awareness.

• Perfect for Anglers and Cruisers: Auto Bird Gain and long-range capabilities help locate fish and stay ahead of weather.

• Clear Visuals in All Conditions: Scan averaging, echo trails, and dynamic filtering reduce clutter and improve detection.

• Fully Integrated Navigation: Radar overlay and dual radar support streamline your electronic navigation suite.

• All-Weather Durability: Built for harsh marine environments with a rugged, waterproof design.

FAQs

Q: How does the GMR Fantom 254 differ from the 256?
A: The 254 features a 4-foot antenna, offering similar technology and performance to the 6-foot GMR Fantom 256 but with a smaller footprint and slightly wider beam width.

Q: What’s the benefit of MotionScope?
A: MotionScope uses Doppler radar to instantly highlight moving targets in different colors, helping you avoid collisions and identify active fishing zones.

Q: Does this radar support radar overlay?
A: Yes, it can overlay radar returns onto your compatible Garmin chartplotter for real-time navigation awareness.

Q: Is the radar compatible with dual radar setups?
A: Absolutely. The GMR Fantom 254 supports dual radar configurations for redundant coverage or split-range viewing.

Q: Do I need any additional accessories for MARPA?
A: Yes, MARPA functionality requires a separate heading sensor (sold separately) for accurate target tracking.