Garmin AIRMAR B175M 20° Tilt Transducer (010-11939-22)

Introduction

The Garmin AIRMAR B175M 20° Tilt Transducer is engineered for anglers and boat owners seeking powerful sonar performance with a streamlined installation. Delivering up to 1 kW of sonar power, this premium thru-hull transducer features a flush-mounted bronze housing that extends less than 1/4 inch outside the hull, reducing drag while remaining safe for trailer rollers and bunks.

Its integrated 20° tilted ceramic element automatically compensates for hull deadrise, eliminating the need for a separate fairing block and simplifying installation. Designed for fibreglass and wooden hulls, the B175M operates within a medium CHIRP frequency range of 85–135 kHz, providing excellent target separation, dependable fish detection, and accurate depth readings up to 1,500 feet. Whether you're fishing offshore or exploring deeper waters, this transducer delivers reliable sonar performance in demanding marine environments.

Key Features

High-Power Sonar Performance

• Delivers up to 1 kW of sonar power.
• Accurate depth readings up to 1,500 feet.
• Medium CHIRP operating frequency of 85–135 kHz.
• Provides excellent target separation and underwater detail.

Integrated 20° Tilted Element

• Built-in 20° tilted ceramic element.
• Automatically compensates for hull deadrise.
• Eliminates the need for a fairing block.
• Optimizes sonar accuracy and performance.

Flush Thru-Hull Installation

• Flush-mounted bronze housing.
• Extends less than 1/4 inch outside the hull.
• Minimizes drag for improved efficiency.
• Safe for use with trailer rollers and bunks.

Broad Garmin Compatibility

• Compatible with supported Garmin sonar systems.
• Equipped with an 8-pin connector.
• Integrates with compatible Garmin chartplotters and fishfinders.
• Ideal for recreational and offshore fishing.

Rugged Marine Construction

• Heavy-duty bronze housing.
• Designed for fibreglass and wooden hulls.
• Built to withstand demanding marine environments.
• Engineered for long-lasting durability.

Performance Insights

The Garmin AIRMAR B175M 20° Tilt Transducer combines high-output sonar performance with an integrated tilted element that simplifies installation while maintaining outstanding sonar accuracy. By removing the need for a fairing block, it provides a cleaner installation and improved hydrodynamics without compromising performance.

Its medium CHIRP frequency range offers an excellent balance between depth penetration and target resolution, making it ideal for anglers who require dependable fish detection and detailed bottom tracking in deeper waters. The low-profile bronze housing also minimizes drag while protecting the transducer during launching and trailering.

Usage Instructions

Install the Garmin AIRMAR B175M according to the supplied installation instructions to ensure proper positioning and secure watertight mounting. The integrated 20° tilted element is designed to accommodate compatible hull angles without requiring an external fairing block.

Connect the 8-pin transducer to a compatible Garmin chartplotter or fishfinder, configure the sonar settings to match your fishing conditions, and verify system operation before use. Inspect and clean the transducer regularly to maintain optimal sonar performance.

Design & Build

The Garmin AIRMAR B175M is built with a premium bronze thru-hull housing designed for long-lasting performance in demanding marine conditions. Its streamlined flush-mounted profile minimizes drag while providing reliable protection during launching, retrieval, and transport. The integrated tilted element ensures efficient sonar transmission in a compact and durable design.

Design Highlights

• Flush-mounted bronze housing
• Built-in 20° tilted element
• 1 kW high-performance sonar
• Medium CHIRP frequency operation
• Operating frequency of 85–135 kHz
• Accurate depth readings up to 1,500 feet
• 8-pin connector
• Eliminates the need for a fairing block
• Low-profile thru-hull installation
• Suitable for fibreglass and wooden hulls
• Trailer-friendly design
• Rugged marine construction

Final Verdict

The Garmin AIRMAR B175M 20° Tilt Transducer is an excellent choice for anglers and boat owners looking for powerful medium CHIRP sonar performance with a simplified installation. Its integrated 20° tilted element, flush-mounted bronze housing, and 1 kW sonar output provide outstanding target separation, reliable depth detection, and dependable operation across a wide range of fishing conditions.

Whether you're targeting offshore species, exploring deeper waters, or upgrading your compatible Garmin sonar system, the Garmin AIRMAR B175M delivers the precision, durability, and performance needed for a superior on-the-water experience.