as of 28/09/2021


EU Shipping Guide

Our website is fully operational and all orders will be processed and dispatched as promptly as possible. We are experiencing delays in sourcing some products from various manufacturers. In the event of any significant delays in delivery, we will notify you.

Shipping to EU Countries is now re-instated. Due to VAT rules imposed by the EU, there is now a minimum order value of £135 ex vat and excluding shipping for orders to be processed.

All supplies to EU customers are now Excluding VAT, this is now charged locally by the courier, on delivery. Please click here for our latest update

Garmin GT23-TM Transom Mount Transducer - 0101240400

Garmin GT23-TM Transom Mount Transducer - 0101240400

Garmin GT23-TM Transom Mount Transducer - 0101240400

Garmin GT23-TM 8 Pin Dual Function Transom Mount Transducer

GT23M-TM transducer is perfect for coastal and offshore anglers who want CHIRP traditional sonar and CHIRP ClearVü scanning sonar. This transom mount transducer consistently displays clear and crisp fish arches with superior target separation as well as clear definition of structure below the boat.

The 8-pin transducer features mid-band CHIRP traditional sonar (80-160 kHz) and has a power rating of 600 W. The CHIRP ClearVü (260/455 kHz) element has a power rating of 500 W.

For installation, follow the included instructions carefully to avoid damaging your boat.


Cable length - 30 ft.

Power - CHIRP Traditional 600 W; ClearVü 500 W

Frequency - CHIRP Mid-band (80-160 kHz); ClearVü CHIRP 260 kHz (245-275 kHz) & 455 kHz (445-465 kHz) 

Maximum depth - Traditional: 1,800 ft.; ClearVü: 1,000 ft.

Number of pins - 8-pin

Beam width - Traditional: 24°-13° ClearVü: 2.0°x51° @ 260 kHz 1.4°x29° @ 455 kHz

Depth/speed/temperature - Depth and Temperature

Supported dead rise/transom angles - 0°-70° degree transom

GT23M-TM transducer

Transom mount

Mounting hardware


Write a review

Please login or register to review
  • Brand: Garmin
  • Product Code: Garmin GT23-TM Transom Mount Transducer
  • Availability: In Stock
  • RRP Inc VAT: £269.99

  • Our Price: £229.00
  • Ex VAT: £190.83