Garmin GT21-TM Transom Mount Transducer, Traditional 600W & ClearVü 500W

Enhance your fishing experience with the Garmin GT21-TM Transom Mount Transducer, engineered for exceptional underwater clarity. This versatile transducer provides detailed traditional sonar views alongside crystal-clear CHIRP ClearVü scanning sonar, offering superior target separation and a photographic representation of structure and fish below your boat. Optimized for both coastal and offshore environments, it delivers reliable performance even in rough conditions. Upgrade your vessel's sonar capabilities today for a more productive time on the water.

In the Box:

• Garmin GT21-TM Transducer (8-pin)
• Transom Mounting Hardware
• Installation Instructions

Key Features & Benefits:

• Dual Sonar Technology: Features 600W traditional sonar (50/200kHz) for clear fish arches at depths up to 1,500 ft, and 500W CHIRP ClearVü scanning sonar (260/455kHz) for picture-like images of structure and objects, reaching depths of 1,000 ft.
• Optimized ClearVü Frequencies: The 260kHz ClearVü frequency provides enhanced depth penetration, making it ideal for deeper freshwater and coastal fishing.
• Fast Response Temperature Sensor: Includes a built-in sensor for instant water temperature readings.
• Robust Connectivity: Equipped with an 8-pin connector and a generous 30-foot cable for flexible installation.
• Versatile Mounting: Designed for transom mounting, supporting transom angles from 0 to 70 degrees for optimal positioning.

Compatibility & Pairings:

The GT21-TM transducer is compatible with a wide range of Garmin chartplotters and sonar modules, including GPSMAP® 7400 series, echoMAP® series (e.g., 72sv, 92sv, 4xdv, 5xdv, 73dv, 7xsv, 94sv), GPSMAP 7x1xs, 820xs/840xs, 1020xs/1040xs, GPSMAP 7600xsv series, and GSD25. An adapter cable may be required depending on your specific Garmin unit.