This transom-mount transducer provides ultra-clear sonar pictures of objects, structures, and fish that pass below your boat. The traditional and CHIRP DownVü/SideVü transducer is optimized for depth performance and rough conditions. The CHIRP DownVü/SideVü elements have a power rating of 500W per element (1,500W total) and operating frequencies of 260/455 kHz. Traditional sonar has a power rating of 600W and operating frequencies of 50/200 kHz. Unit also includes a built-in fast response temperature sensor. Compatible with echoMAP 73sv, echoMAP 74sv, echoMAP 94sv, GPSMAP 7607xsv, GPSMAP 7608xsv, GPSMAP 7610xsv, GPSMAP 7612xsv, and GSD 25 Premium Sonar Module. GT41-TM includes a 12-pin transducer with mounting hardware and installation instructions.