B75C-12-L-8G - Airmar B75C Low CHIRP Transducer | Aztek Computers
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SKU: DMZCL1H828 |  Mfg. Part: B75C-12-L-8G  | 
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B75C-12-L-8G - Airmar B75C Low CHIRP Transducer

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$880.02  $1,188.03
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Product Overview

Airmar B75C Low CHIRP Transducer

The Airmar B75C-12-L is designed for performance in deep water, featuring a 12-degree tilt and operating with Garmins 8-pin Mix-N-Match Cable. This transducer is equipped with a depth and fast-response water-temperature sensor, providing reliability for fishermen and boating enthusiasts.

With low CHIRP frequencies ranging from 40 kHz to 75 kHz and a beamwidth of 32 to 21, it offers exceptional deep-water capabilities with a maximum depth of 366 m (1200'). The low-profile design enhances display resolution at speed and is specifically recommended for stepped, planing, or displacement hulls.

The Airmar B75C is ideal for smaller boats, such as center consoles, providing accurate readings even at high speeds. The transducer is constructed with a bronze housing suitable for fiberglass or wood hulls, ensuring durability and performance.

Expert Overview

The Airmar B75C Low CHIRP Transducer is a thru-hull sonar component designed for marine applications, specifically targeting deep-water performance. This unit, part number B75C-12-L-8G, integrates depth and fast-response water-temperature sensing capabilities. It operates within low CHIRP frequencies ranging from 40 kHz to 75 kHz, providing a beamwidth of 32� to 21� for enhanced coverage. With a maximum depth capability of 366 meters (1200 feet) and a power rating up to 300 W, it is suitable for fishermen and boating enthusiasts requiring reliable data in deeper waters. The transducer features a 12-degree tilt and is compatible with Garmin�s 8-pin Mix-N-Match Cable. Its low-profile design is recommended for stepped, planing, or displacement hulls, including fiberglass and wood, and maintains accurate readings even at high boat speeds. This makes it a practical choice for smaller vessels like center consoles where consistent performance is critical.

Technical Specifications

  • Depth & fast-response water-temperature sensor
  • Low CHIRP frequencies from 40 kHz to 75 kHz
  • Beamwidth of 32° to 21° for enhanced coverage
  • Power rating up to 300 W
  • Maximum depth capability of 366 m (1200')
  • Low-profile, thru-hull housing for optimal performance
  • Recommended for various hull types including fiberglass and wood
  • Operates effectively at high boat speeds

Product Details

  • Manufacturer:
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  • Condition:
  • Weight:
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  • Updated:
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  • Airmar
  • B75C-12-L-8G
  • New
  • 5 lbs
  • 5 X 5 X 5
  • Aug 02, 2026
  • Nov 24, 2025
Product Identifiers: Brand: Airmar • Part #: B75C-12-L-8G • Category: Marine/Air Band Radio Antennas

Frequently Asked Questions

What is the maximum depth capability of this transducer?

The Airmar B75C Low CHIRP Transducer has a maximum depth capability of 366 meters (1200 feet).

What hull types is this transducer recommended for?

This transducer is recommended for various hull types, including fiberglass and wood, and is suitable for stepped, planing, or displacement hulls.

What sensors are integrated into the Airmar B75C transducer?

The Airmar B75C Low CHIRP Transducer is equipped with both a depth sensor and a fast-response water-temperature sensor.

What frequency range does the transducer operate within?

The transducer operates with low CHIRP frequencies ranging from 40 kHz to 75 kHz.

B75C-12-L-8G - Airmar B75C Low CHIRP Transducer

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$880.02