The Garmin B258 is a 1 kW bronze thru-hull transducer built for serious depth and temperature monitoring in saltwater conditions. The included fairing block accommodates hull deadrise angles up to 25°, and the dual-frequency 50/200 kHz operation gives anglers flexibility across a range of bottom types and depths. The 8-pin connector makes for a clean, secure hookup to compatible Garmin chartplotters and fishfinders.

Specifications:

• Transducer type: Bronze thru-hull with fairing block
• Data output: Depth and temperature
• Operating frequencies: 50 kHz / 200 kHz
• Compatible deadrise angle: 0–25°
• Connector: 8-pin
• Power: 1 kW

Resources:

• Owner's Manual (PDF)
• Product Brochure (PDF)

⚠️ California Prop 65 Warning: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.