Garmin GT20-TM Transom Mount DownVü 500W transducer combines DownVü imaging with traditional CHIRP scanning in a compact, easy-to-install package. It’s tailored for anglers seeking clear underwater visibility, real-time temperature data, and versatile mounting on a wide range of boats.
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Imaging Modes: DownVü CHIRP 455/800 kHz and traditional sonar at 77/200 kHz for flexible, detailed underwater views.
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Power & Depth: 500 W transducer power; traditional depth up to 1,900 ft and DownVü depth up to 750 ft.
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Temperature Sensing: Built-in fast-response temperature sensor for real-time water temperature data.
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mounting Options: Transom and trolling motor mounts with a 0–70° transom angle to fit a wide range of boats.
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Cable & Connector: 20 ft transducer cable and a 4-pin connector for reliable signal transfer.
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Installation & Compatibility: Ready to install with instructions; designed to work with Garmin fish finder systems.
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Regulatory: California Prop 65 warning due to chemicals known to cause cancer, birth defects, or other reproductive harm.
See beneath the surface with DownVü CHIRP clarity and traditional sonar coverage in one compact transducer. Real-time water temperature helps you adjust tactics on the fly. Durable, boat-friendly design with transom and trolling motor mounting options and a 20 ft cable for flexible installation.
