B75C-12-H-8G - Airmar B75 High CHIRP Thru-Hull 8-Pin | Aztek Computers
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SKU: B8VCESY74I |  Mfg. Part: B75C-12-H-8G  | 
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B75C-12-H-8G - Airmar B75 High CHIRP Thru-Hull 8-Pin

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$826.74  $1,116.10
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Product Overview

Airmar B75 High CHIRP Thru-Hull 8-Pin

Airmars innovative Broadband/CHIRP transducers are designed to enhance fishing experiences by offering advanced fishfinding capabilities. These transducers operate across multiple frequencies, allowing for superior understanding of underwater environments. The technology goes beyond traditional fixed frequency transducers, utilizing a wider frequency rangefrom 25 kHz to 60 kHz and 130 kHz to 210 kHzenabling better detection of different fish species that return clearer signals at specific frequencies.

With traditional fishfinders, a single frequency pulse can limit the scope of detection. However, with the use of CHIRP technology, longer transmission pulses can be employed, allowing for improved depth detection and target resolution. This innovation helps to distinguish between closely packed fish and provides clearer images of objects lying on the sea floor, enhancing the overall fishing experience.

Benefits of Using CHIRP Technology:

  • Extended range due to longer pulses.
  • Enhanced resolution by sweeping frequencies during transmission.
  • Precise target localization on display using advanced algorithms.
  • Accurate detection of nearby fish and those on the bottom.
  • Improved bottom tracking at higher speeds, even with weaker signals.

Expert Overview

The Airmar B75 High CHIRP Thru-Hull 8-Pin transducer is designed for marine applications, providing enhanced fishfinding capabilities for boats up to 8 meters (25 feet). This unit utilizes CHIRP technology, operating across a wide frequency range from 130 kHz to 210 kHz. This allows for improved detection of various fish species and clearer imaging of underwater environments compared to traditional fixed-frequency transducers. The B75C-12-H-8G integrates a depth sensor and a rapid-response water temperature sensor, delivering essential data for navigation and fishing. Its durable bronze thru-hull housing is suitable for installation on fiberglass or wooden hulls, ensuring longevity in marine conditions. The transducer includes a 12-meter (40-foot) cable, offering flexibility for installation. This product is intended for IT and marine professionals seeking reliable underwater sensing equipment.

Technical Specifications

  • 12 m (40’) cable for versatile installation.
  • Integrated depth and rapid-response water temperature sensor.
  • Engineering derives from the B765LH/LM in a streamlined housing.
  • Durable bronze transducer housing for longevity.
  • Optimal for boats up to 8 m (25’).
  • Compatible with fiberglass or wooden hulls.

Product Details

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

Frequently Asked Questions

What type of boats is this transducer suitable for?

This transducer is optimal for boats up to 8 meters (25 feet) in length. It is compatible with fiberglass or wooden hulls.

What sensors are integrated into this transducer?

The Airmar B75 High CHIRP transducer includes an integrated depth sensor and a rapid-response water temperature sensor.

What is the frequency range of this CHIRP transducer?

This transducer operates across a high CHIRP frequency range from 130 kHz to 210 kHz, allowing for enhanced target resolution and detection.

What is the cable length provided with the transducer?

The transducer comes with a 12-meter (40-foot) cable, designed to accommodate versatile installation requirements.

B75C-12-H-8G - Airmar B75 High CHIRP Thru-Hull 8-Pin

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$826.74