Furuno 525ST(ID)-PWD Transom Mount Transducer - Airmar P66 Housing Style Transducer.
45/11 degree Beam Angles
Plastic Transom Mount with Temperature and Removable Speed Assembly
30 Foot Cable with 10-Pin Connector
This unit uses the Airmar P66 housing which is available in two different styles that utilize different mounting hardware. Please see the document entitled P66 Styles under the Manuals/Documents tab for more information.