Experience ultra-clear underwater detail with the Garmin GT30-TH Thru Hull Scanning Transducer. Designed for shallow-water anglers who demand CHIRP ClearVü and CHIRP SideVü scanning, this transducer features a robust stainless steel stem for reliable performance beneath the boat.
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Through-hull stainless steel stem designed for hull deadrises up to 25° for durable, persistent scanning performance.
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Power 500 W per element (1,500 W total) to deliver strong, crisp sonar returns in challenging conditions.
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Depth capability ClearVü up to 750 ft; SideVü up to 500 ft to left and right.
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Frequencies CHIRP 455 kHz (425–485 kHz) and 800 kHz (790–850 kHz) for versatile range and detail.
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Beamwidth ClearVü 1.4°x53° at 455 kHz and 0.8°x30° at 800 kHz; SideVü 1.1°x53° at 455 kHz and 0.7°x30° at 800 kHz.
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Depth/Speed/Temperature with a built-in fast-response temperature sensor for accurate readings.
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Cable & connectors 12-pin with 5 ft + 30 ft y-extension cable for flexible installation.
Designed to pair with Garmin GCV™ 10 scanning sonar module, the GT30-TH is the ideal choice for anglers seeking detailed scanning imagery of objects, structure, and fish below and to each side of the boat.
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What’s included: transducer with stainless steel stem, fairing block, isolation plate and bushings, extension cable, mounting hardware and installation instructions.
Important: Follow the installation instructions carefully to avoid damaging your boat.
| General |
| Frequency |
| ClearVü/SideVü CHIRP |
455 kHz (425-485 kHz) & 800 kHz (790-850 kHz) |
| Power |
| ClearVü/SideVü |
500 W |
| Beamwidth |
| ClearVü |
1.4°x53° @ 455 kHz and 0.8°x30° @ 800 kHz |
| SideVü |
1.1°x53° @ 455 kHZ and 0.7°x30° @ 800 kHz |
| Maximum depth |
| ClearVü |
750 ft |
| SideVü |
500 ft. |
| Depth/Speed/Temperature |
Depth and Temperature |
| Number of pins |
12-pin |
| Cable length |
5 ft. + 30 ft. y-extension cable |
| Supported deadrise/Transom angles |
Up to 25° deadrise |
