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Amplified External GPS Antenna for GPSMap 640 546 545 541 540 536 535 531 526 525 441 440 431 421 420 498 496 495 492 478 378 376 StreetPilot III, GPS V

Gilsson part #BNC

Active external GPS antenna for Garmin StreetPilot III, GPS V
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Unique Features

  • Comparable to Garmin GA 26C low-profile remote automobile antenna, Garmin part #010-10052-04.
  • Fully compatible with Garmin GPS receivers with BNC antenna connectors (see below for full list)
  • Amplified (active) GPS antenna for exceptional GPS signal reception.
  • Built-in magnets for mounting on car rooftops or other metallic surfaces
  • Built-in permanent mounting holes for mounting on aircraft fuselage, boat surfaces or car/RV/SUV vehicle surfaces.

Available for $29.95


Resellers and distributors: Please visit our reseller page for information on quantity pricing and other benefits.

Related pages:

GPS antennas page
Garmin GPS antennas page
Magellan GPS antennas page
Navman GPS antennas page
GPS accessories page
Gilsson product compatibility page

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Increase your GPS signal reception and accuracy in even the most demanding outdoor environments with an active external GPS antenna!

Your Garmin GPS receiver is only as good as the GPS signal it receives, so why not ensure that you are making the most of your investment?

Guaranteed to be the best performing active external GPS antenna on the market, boost GPS signal reception with Gilsson's GPS antenna!

How does it compare to Garmin's GA 26C external antenna?

Exceptional Performance:
Our GPS antenna averages about 28 dB signal gain, as compared to only about 16 dB gain from Garmin's antenna.
- Professional review of Gilsson antenna from BC4x4.com >>
- View the results of an actual side-by-side field test here >>

Unbeatable Pricing:
Best of all, our antenna is over $50 less than Garmin's MSRP! See how our prices compare to Garmin.

Exceptional performance at unbeatable prices, Gilsson's remote patch antenna greatly amplifies GPS signal reception whether you are navigating the city jungle or on an outdoor adventure.

Product Specifications

  • Radome: Black Polycarbonate Radome with die-cast base
  • Dimensions: 2.3 in. (L) x 1.9 in. (W) x 0.6 in. (H)
  • Mounting (included): Two magnets;
    two M3 screws for holes on base
  • Other Mounting Options: Suction cup mount for surface mounting
  • Power Gain: 28 dB
  • Operating Voltage: 2.5V~5V DC Power
  • Power Consumption: 12mA +/- 1mA
  • Operating Temperature: -40 to +185 degrees F
  • Noise: 2.0 max.
  • Impedance: 50 ohm
  • Frequency: 1575.42 MHz
  • Cable: RG174/U (in 3, 9, or 16 ft lengths)
  • 100% waterproof

Compatible Garmin GPS receivers:

Garmin GPS Receivers:
Garmin StreetPilot GPS
Garmin StreetPilot ColorMap
Garmin StreetPilot III, III Deluxe
Garmin GPS II, II+
Garmin GPS III, III+
Garmin GPS III Pilot
Garmin GPS V, V Deluxe
Garmin GPS 45, 45XL
Garmin GPS 48
Garmin GPS 50
Garmin GPS 65
Garmin GPS 75
Garmin GPS 89
Garmin GPS 90
Garmin GPS 92
Garmin GPS 95XL
Garmin GPS 100
Garmin GPS 100AVD
Garmin GPS 100STD
Garmin GPS 120, 120XL
Garmin GPS 125 Sounder
Garmin GPS 128
Garmin GPSMAP 130
Garmin GPSMAP 135/Sounder
Garmin GPSMAP 152
Garmin GPSMAP 162
Garmin GPSMAP 168 Sounder
Garmin GPSCOM 170
Garmin GPSMAP 172, 172C
Garmin GPSMAP 176, 176C
Garmin GPSMAP 178, 178C Sounder
Garmin GPSMAP 180
Garmin GPSMAP 182, 182C
Garmin GPSMAP 185 Sounder
Garmin GPSMAP 188 Sounder
Garmin GPSMAP 188C Sounder
Garmin GPSMAP 192C
Garmin GPSMAP 196
Garmin GPSMAP 200
Garmin GPSMAP 210
Garmin GPSMAP 215
Garmin GPSMAP 220
Garmin GPSMAP 225
Garmin GPSMAP 230
Garmin GPSMAP 232
Garmin GPSMAP 235 Sounder
Garmin GPSMAP 238 Sounder
Garmin GPSMAP 276C
Garmin GPSMAP 295
Garmin GPSMAP 296
Garmin GPSMAP 376C
Garmin GPSMAP 396c
Garmin GPSMap 420/420S
Garmin GPSMap 421/421s
Garmin GPSMap 430/430s
Garmin GPSMap 440/440s
Garmin GPSMap 441/441s
Garmin GPSMAP 478
Garmin GPSMAP 492
Garmin GPSMAP 495
Garmin GPSMAP 496
Garmin GPSMAP 498 Sounder
Garmin GPSMap 520/520s
Garmin GPSMap 521/521s
Garmin GPSMap 525/525s
Garmin GPSMap 526/526s
Garmin GPSMap 530/530s
Garmin GPSMap 531/531s
Garmin GPSMap 535/535s
Garmin GPSMap 536/536s
Garmin GPSMap 540/540s
Garmin GPSMap 541/541s
Garmin GPSMap 545/545s
Garmin GPSMap 546/546s
Garmin GPSMap 640 Garmin NavTalk Pilot

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