The Furuno 165T-TM54 is an excellent multi-beam transducer for the DFF3D. It offers a 120-degree port-starboard view of the underwater world. With its compact design, it's a breeze to install. The built-in motion sensor keeps the display stable, providing clear and sharp images even in rough seas.

Using the Furuno 165T-TM54 is easy. First, find a suitable spot on the transom for installation due to its compact design. Make sure it's firmly attached. When you're out on the water, the transducer will start showing a 120 - degree view of the underwater world on your DFF3D. Thanks to the motion sensor, you'll get stable images even in rough conditions. For maintenance, regularly check the connections to ensure they are tight and free of corrosion. After each use, rinse it with fresh water to remove salt and debris. Don't expose it to extreme temperatures or harsh chemicals. If you notice any issues with the display or the sensor, consult the manufacturer's customer service.