This product is either discontinued or we cannot get that from suppliers.
Garmin 010-01961-10 GT30-TH, Power: ClearVu/SideVu 500 W, Beamwidth: ClearVu: 1.4°x53° @ 455 kHz and 0.8°x30° @ 800 kHz, SideVu: 1.1°x53° @ 455 kHZ and 0.7°x30° @ 800 kHz, Number of pins: 12-pin, Cable length: 5 ft. + 30 ft. y-extension cable.
Perfect for the shallow water fisherman who want CHIRP ClearVu and CHIRP SideVü scanning sonar with a stainless steel stem, this 12-pin thru-hull transducer consistently displays clear definition of objects.