Garmin GT20-TM Downvu 77/200 455/800 DOWN-VU 8-Pin

The Garmin GT20-TM DownVu transducer blends traditional sonar with CHIRP ClearVü imaging for detailed views beneath your boat. Designed for shallow-water anglers, it mounts on a transom or trolling motor and delivers reliable fish arches and crisp underwater images to help you identify targets with confidence.

• Imaging technology: Traditional sonar paired with CHIRP ClearVü imaging for precise fish arches and ultra-clear pictures of structures and cover.
• Frequencies: Traditional 77/200 kHz; ClearVü CHIRP at 455 kHz (435–475 kHz) and 800 kHz (800–840 kHz).
• Depth range: Traditional depth up to 1,900 ft; ClearVü depth up to 750 ft.
• Power output: Traditional 500 W; ClearVü 500 W for bright, reliable returns.
• Beams: Traditional 45°/15°; ClearVü 2.5°×53° @ 455 kHz and 1.6°×29° @ 800 kHz.
• Cable and sensor: 20 ft cable with built-in fast‑response temperature sensor.
• Mounting options: Transom mount and trolling motor mount included; 0°–70° transom angle compatibility.
• Installation: Ready to install with installation instructions and mounting hardware included.
• Pins: 8-pin transducer.
• Depth/Temperature: Depth and Temperature data supported.
• Model: 010-01960-01

This DownVu transducer supports both traditional and CHIRP imaging, giving you versatile depth scanning for deep structures and sharp, detailed views of nearby hotspots. The flexible mounting and long 20 ft cable setup simplify installation on a wide range of boats, while the built-in temperature sensor provides immediate water-temperature context to improve fishing decisions.