Echonautics BT87M1kW-18 1kW 85-135kHz medium CHIRP 18d Tilted Element Bronze TH

The Echonautics BT87H1kW is a low-profile thru hull CHIRP transducer designed to minimize drag and to perform at high speeds.

Thanks to the narrow beamwidth, it is excellent for pinpointing fish holding tight to reefs, wrecks, and other structures.