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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Garmin GT23M-TH Thru-Hull Mount Transducer

Original price $642.65 - Original price $642.65
Original price $642.65
$642.65
$642.65 - $642.65
Current price $642.65

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

The Garmin GT23M-TH is a professional-grade thru-hull mount transducer combining mid-band CHIRP traditional sonar with CHIRP ClearVü scanning technology. Delivering 600W mid-band CHIRP (80-160 kHz) and 500W ClearVü (260/455 kHz), this transducer provides exceptional underwater imaging and depth/temperature monitoring.

Key Features:

  • Mid-band CHIRP traditional sonar (80-160 kHz) at 600W
  • CHIRP ClearVü (260/455 kHz) at 500W for photo-like images
  • 8-pin connector for secure installation
  • 30' cable for flexible mounting options
  • Thru-hull mount for permanent, clean installation
  • Depth and temperature monitoring

Perfect for serious anglers and boaters seeking the best sonar performance. The thru-hull design provides optimal water contact and eliminates turbulence interference.

Typically ships in 4–5 business days. Availability confirmed upon order.

Shipping information

In-stock and OEM parts: ship same or next business day.

Locally warehoused items: ship within 3–4 business days.

Special-order items: timeline confirmed after order.

Returns & warranty

Returns & Satisfaction Guarantee

We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.

If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.

To qualify for a return:


  • Item must be in new, unused condition

  • Product must be in its original packaging

  • All parts, components, hardware, manuals, and accessories must be included

  • Packaging must be undamaged and suitable for resale

Important:

Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.

We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.

For return authorization, please contact our support team before shipping anything back.

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Easy Exchanges

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