B75C-12-L-11R - Airmar B75C 12-degree Low CHIRP Transducer | Aztek Computers
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SKU: BLJEVZT5TK |  Mfg. Part: B75C-12-L-11R  | 
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B75C-12-L-11R - Airmar B75C 12-degree Low CHIRP Transducer

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Product Overview

Airmar B75C 12-degree Low CHIRP Transducer with Raymarine 11-Pin Cable

Model: B75C-12-L-11R

  • Includes depth and fast-response water-temperature sensor
  • Operates on low CHIRP frequencies from 40 kHz to 75 kHz with a beamwidth of 32 to 21
  • Power rating of 300 W with a maximum depth capability of 366 m (1200')
  • Excellent deep-water performance for reliable readings
  • Low-profile, thru-hull design for enhanced display resolution at speed
  • Recommended for various hull types including stepped, planing, or displacement
  • Features durable bronze housing suitable for installation in fiberglass or wood hulls

The Airmar B75C is designed for optimal performance on smaller boats, providing exceptional echo returns and accurate depth measurements. It employs advanced Chirp signal processing technology to deliver clearer images and reduce noise interference.

This transducer ensures a wider coverage area and greater depth range, making it ideal for high-speed boating scenarios.

Expert Overview

The Airmar B75C 12-degree Low CHIRP Transducer, part number B75C-12-L-11R, is a thru-hull transducer designed for marine applications requiring accurate depth and water temperature data. It operates within a low CHIRP frequency range of 40 kHz to 75 kHz, providing a beamwidth of 32� to 21�. With a 300 W power rating, this transducer offers a maximum depth capability of 366 m (1200'), making it suitable for deep-water performance. The unit includes a 9 m (30') Raymarine 11-Pin cable. Its low-profile design is engineered for enhanced display resolution, particularly beneficial for smaller boats and high-speed boating scenarios. The durable bronze housing is compatible with fiberglass or wood hulls, and it is recommended for various hull types including stepped, planing, or displacement, with a deadrise range of 8 to 16 degrees.

Technical Specifications

  • Cable Length: 9 m (30')
  • Deadrise Range: 8 to 16°
  • Single-Band CHIRP-Ready
  • Transducer Functions: Depth and Temperature
  • Retractable Housing: No

Product Details

  • Manufacturer:
  • Model Number:
  • Condition:
  • Weight:
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  • Updated:
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  • Airmar
  • B75C-12-L-11R
  • New
  • 5 lbs
  • 5 X 5 X 5
  • Aug 04, 2026
  • Nov 24, 2025
Product Identifiers: Brand: Airmar • Part #: B75C-12-L-11R • Category: Marine/Air Band Radio Antennas

Frequently Asked Questions

What is the compatible deadrise range for this transducer?

This transducer is designed for hulls with a deadrise range of 8 to 16 degrees. It is suitable for stepped, planing, or displacement hull types.

What functions does the Airmar B75C transducer provide?

The Airmar B75C transducer provides both depth and fast-response water-temperature sensing capabilities. It utilizes advanced CHIRP signal processing for clearer imaging.

What is the maximum depth capability of this transducer?

The transducer has a maximum depth capability of 366 meters (1200 feet). It operates on low CHIRP frequencies from 40 kHz to 75 kHz.

What is included with the Airmar B75C transducer?

The transducer includes a depth and fast-response water-temperature sensor, along with a 9-meter (30-foot) Raymarine 11-Pin cable. It features durable bronze housing.

B75C-12-L-11R - Airmar B75C 12-degree Low CHIRP Transducer

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