The Airmar B150M is a CHIRP thru-hull transducer built for recreational anglers targeting inland, freshwater, and medium-depth saltwater environments. Operating across a 60 kHz medium-frequency bandwidth, it delivers sharper fish arches and broader coverage than traditional single-frequency units, all housed in a durable bronze body designed for fiberglass or wood hulls.

Specifications:

• Frequency range: 95–155 kHz (medium CHIRP), 60 kHz total bandwidth
• Beamwidth: 26° at 95 kHz to 17° at 155 kHz
• Power output: 300W
• Connector: 8-pin
• Maximum depth capability: up to 2,500 feet (varies with target strength and sea conditions)
• Covers the popular 107 kHz fishing frequency and the full medium-frequency bandwidth
• Sensing: depth and fast-response water temperature
• Housing material: bronze (B619)
• Hull compatibility: fiberglass or wood
• Supported deadrise angle: 0–7°
• Thru-hull installation angle: 20 degrees
• Internal element: 1 ceramic
• Fishing profile: recreational, medium depths, inland and freshwater
• Compatible with: Garmin xS series