Compatible with Garmin Models: AIS 600 GDU 250, 250XL, 300XL TSO, 370, 373, 375, 420 GNC 250, 250XL, 300XL TSO, 420, 430, 530 GPS 15 (010-00240-01), 15H/15L, 15x, 15xH, 15xL, 25 Series, 45 (010-00088-00), 45XL (010-00123-00), 48 (010-00144-00), 50 (010-00043-00), 65 (010-00054-00), 75 (010-00051-00), 89 (010-00094-00), 90 (010-00077-01), 92 (010-00168-01), 95XL (010-00059-01) GPS 100 (GPS 100), 100AVD (GPS 100AVD), 100STD (010-00015-00), 120 (010-00084-00), 120XL (010-00140-00), 125 Sounder (010-00104-00), 128 (010-00157-00), 150, 150XL, 152 (010-00227-00), 152H, 155XL TSO, 165 TSO GPS 400, GPS 500 GPS II (010-00103-00), II Plus (010-00128-00), III (010-00126-00), III Pilot (010-00125-00), III Plus (010-00185-00), V (010-00226-03) GPSCOM 170 (010-00079-00) GPSMAP 130 (010-00091-00), 135 Sounder (010-00092-01), 152 (010-00227-00), 162 (010-00191-00), 168 Sounder (010-00199-00), 172 (010-00362-00), 172C (010-00227-00), 176 (010-00208-00), 176C (010-00214-00), 178, 178C (010-00363-00), 178C Sounder (010-00340-00), 180 (010-00149-00), 182 (010-00238-00), 182C (010-00259-00), 185 Sounder (010-00150-00), 188 (010-00239-00), 188C (010-00260-00), 192C (010-00431-00), 196 (010-00301-00), 198C Sounder (010-00432-00), 200 (010-00049-00), 205 (010-00069-01), 210 (010-00069-00), 215 (10-00069-20) , 220 (010-00070-00), 225 (010-00070-20), 230 (010-00118-00), 232 (010-00118-00), 235 Sounder (010-00119-00), 238 Sounder (010-00250-10), 276C, 278 (010-00569-00), 292 (010-00506-01), 295 (010-00200-00), 296, 298C Sounder, 376C, 378, 396, 420/420s, 421/421s, 430/430s, 431/431s, 440/440s, 441/441s, 478, 492, 495, 496, 498C Sounder, 520/520s, 521/521s, 525/525S, 526/526S, 530/530S, 531/531S, 535/535S, 536/536S, 540/540S, 541/541S, 545/ 545S, 546/546S , 550/550S, 555/555S, 720/720S, 740/740S MAP 205 (010-00069-01) NavTalk Pilot (010-00141-01) StreetPilot, StreetPilot ColorMap (010-00175-00), StreetPilot III GPS (010-00232-10), etc.

What's in the Box: 1 x GPS antenna (white) with TNC connector, 1 x BNC adaptor (silver), 1 x base (black). Replacement for Garmin GPS 128, GPSMAP 182, GPSMAP 188C, GPSMAP 198C, GPSMAP 220, GPSMAP 276C, GPSMAP 421, GPSMAP 530, GPSMAP 540, etc. Reference Replacement Part Number: GA-26C, GA-29, GA-30, GA-56, etc. Frequency Range: 1575±5MHz, Voltage: 3~5V, Amplifier Gain: 26dB, Antenna Gain: 3.5dBic, LNA Gain: 28 dB typ., Noise Figure: 1.5dB typ., Operating Temperature: -45~+85?, Storage Temperature: -50~+90?, Weight (without cable): 200g (7.5oz), Housing Color: White. Widely compatible with Boat Ship Marine GPS Navigation System Unit Modem Receiver Transducer Explorer Fishfinder Sounder with BNC male connector. Low-profile water resistant (IP65) housing with mounting hole at the bottom for post or pole mount, long cable (26ft / 8 meter) provides more flexible application, Comes with BNC connector, TNC adaptor and sturdy hard plastic base. Easy to install and use, plug and play, direct replace the old GPS antenna with TNC male connector and BNC Adapter for more device.