Imagine setting out on the open water with crystal-clear visibility into approaching storms, shifting winds, and optimal fishing zones—all displayed right on your Garmin chartplotter. The Garmin GXM 54 satellite antenna transforms your boating adventures by pulling in SiriusXM satellite weather data and radio signals, giving you an edge in safety, strategy, and enjoyment. Boaters who rely on precise, real-time intel swear by this compact powerhouse for its seamless integration and rock-solid performance, even in remote coastal areas.
Unlock Real-Time Weather Insights for Smarter Boating
Stay steps ahead of Mother Nature with layered weather overlays like NEXRAD radar imagery, lightning strikes, wind speeds, and wave heights. These visuals help you spot trouble early, reroute around hazards, or time your crossings perfectly. For offshore anglers, the Fish Mapping capability is a game-changer—it highlights potential hotspots for species like marlin, mahi-mahi, and yellowfin tuna based on sea surface temperatures, subsurface contours at 30 meters, plankton blooms, and front strengths. Customize species filters to declutter your screen and focus on what matters most to your trip.
Entertainment on the Waves with Premium Radio
When the fish aren’t biting or you’re cruising at sunset, switch to over 150 channels of commercial-free SiriusXM radio. From ad-free music genres to live sports, news, and comedy, it keeps everyone aboard entertained without draining your boat’s battery excessively. The antenna’s design ensures strong reception right up to the edges of coverage zones, so you won’t miss a beat—or a forecast—mid-voyage.
Built Tough for Marine Life
Crafted from durable plastic and die-cast aluminum with full gasketing, this IPX7-rated antenna shrugs off heavy rain, splashes, and submersion up to one meter for 30 minutes. It thrives in extreme temps from -22°F to 158°F, drawing just 6 watts max at 9-32V input. At a lightweight 7.1 oz and compact 3.61″ diameter by 1.95″ height, it’s effortless to mount on poles or flat surfaces.
Specification
Details
Dimensions (D x H)
3.61″ x 1.95″ (91.6 x 49.5 mm)
Weight
7.1 oz (201 g)
Power Usage
Max 6 W (500 mA at 12 V)
Input Voltage
9 to 32 Vdc
Waterproof Rating
IPX7
Operating Temp
-22°F to 158°F (-30°C to 70°C)
Fuse
32 V, 2 A mini-blade, fast-acting
Effortless Setup and Seamless Compatibility
Mount it high with the included pole or surface hardware for optimal sky view—avoid obstructions like radars or metal arches. The 6-meter cable and power/audio module plug straight into your Garmin chartplotter, with plug-and-play recognition. It’s a perfect match for GPSMAP 8400/8600, 7400/7600, 7×2/9×2/12×2 Touch, and 10×2/12×2 series chartplotters and sonar combos. Pro tip: Position it away from other antennas to minimize interference and maximize signal lock.
What’s Included for Quick Deployment
GXM 54 antenna
Pole mount and surface mount
Mounting hardware kit
6-meter interconnect cable
Power and audio module
User documentation
Frequently Asked Questions
Does the Garmin GXM 54 require a subscription for weather and radio?
Yes, both SiriusXM weather data and audio channels need an active subscription. Separate plans cover weather services and entertainment, activated via your SiriusXM account after installation.
