Airmar B175HW Bronze Thru Hull 12° Tilt - 1kW - Requires Mix and Match CableAirmar B175HW Bronze Thru Hull 12 Tilt 1kW CHIRP transducer is built for fiberglass or wood hulls on boats 8 m (25) and larger, delivering broader, crisper sonar imaging. This 1kW CHIRP transducer uses a 12 tilt to maximize coverage under the vessel and works with CHIRP ready sounders via the Mix and Match Cable (sold separately). Transducer type and material: Bronze thru hull transducer with a 12 tilt Power: 1kW High CHIRP transducer Frequency range: