Garmin GT17M-THF 20 Degrees (010-02930-02)
Garmin GT17M-THF 20 Degrees (010-02930-02)
Model Number: 010-02930-02
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Tech Specs
In The Box
Jam nut
Spacer
2 washers
2 set screws
Thread isolator
Hull isolator
Documentation
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
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Tech Specs
In The Box
Jam nut
Spacer
2 washers
2 set screws
Thread isolator
Hull isolator
Documentation
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
Garmin GT17M-THF 20 Degrees Transducer (010-02930-02)
Introduction
The Garmin GT17M-THF 20 Degrees Transducer is designed for anglers and boat owners who demand powerful traditional CHIRP sonar with a streamlined, low-drag installation. Built for fishing and cruising boats with greater hull deadrise, this premium 1 kW stainless steel thru-hull transducer features a flush-mounted 20-degree tilted design that optimizes sonar beam orientation without requiring a fairing block.
Operating across a broad midband CHIRP frequency range of 80–165 kHz, the GT17M-THF delivers exceptionally clear fish arches, crisp structure definition, and accurate bottom tracking. Its durable stainless steel housing minimizes drag while providing long-lasting reliability in demanding marine environments. Combined with fast-response water temperature sensing and Garmin Auto-ID technology, the transducer offers simple plug-and-play installation and dependable sonar performance for freshwater and saltwater fishing.
Key Features
High-Power CHIRP Sonar
- Delivers up to 1 kW of sonar power.
- Midband CHIRP frequency range of 80–165 kHz.
- Produces highly detailed fish arches.
- Excellent target separation and bottom definition.
Exceptional Depth Performance
- Depth capability up to 2,400 feet in freshwater.
- Depth capability up to 1,800 feet in saltwater.
- Reliable bottom tracking.
- Accurate underwater imaging across varying depths.
Broad Sonar Coverage
- Beamwidth of 9°–18°.
- Wide sonar coverage for efficient searching.
- Optimized for multiple fishing environments.
- Delivers clear and consistent sonar returns.
Flush Thru-Hull Installation
- Durable stainless steel housing.
- Flush-mounted 20-degree tilted installation.
- Reduces drag for improved vessel performance.
- Eliminates the need for a fairing block on compatible hulls.
Smart Garmin Integration
- Garmin Auto-ID technology.
- Plug-and-play installation.
- Fast-response water temperature sensor.
- Automatically configures with compatible Garmin sonar systems.
Wide Hull Compatibility
- Suitable for fibreglass hulls.
- Compatible with composite hulls.
- Supports steel and aluminium hulls.
- Suitable for wooden hulls.
Performance Insights
The Garmin GT17M-THF 20 Degrees Transducer combines powerful 1 kW output with advanced midband CHIRP technology to deliver exceptional sonar clarity and precise target separation. Its broad frequency range allows anglers to adapt to varying water conditions while consistently producing clear fish arches, detailed structure imaging, and accurate depth readings.
The flush-mounted 20-degree tilted housing is specifically designed for boats with greater hull deadrise, ensuring optimal sonar beam orientation while minimizing drag. Garmin Auto-ID technology automatically recognizes the transducer when connected to compatible Garmin chartplotters and fishfinders, simplifying installation and setup.
Usage Instructions
Install the Garmin GT17M-THF 20 Degrees Transducer according to the supplied installation instructions, ensuring proper flush mounting and alignment for optimal sonar performance. Connect the 8-pin transducer to a compatible Garmin chartplotter or fishfinder, where Auto-ID technology automatically detects and configures the transducer.
Adjust sonar settings according to your fishing environment and periodically inspect and clean the transducer to maintain accurate water temperature readings and dependable sonar performance.
Design & Build
The Garmin GT17M-THF features a rugged stainless steel housing built for long-term reliability in demanding marine environments. Its flush-mounted 20-degree thru-hull design minimizes drag while maintaining the proper sonar beam angle for superior underwater imaging on boats with higher hull deadrise.
Design Highlights
- Flush-mounted stainless steel housing
- 20-degree tilted thru-hull installation
- 1 kW sonar power
- Midband CHIRP technology
- Operating frequency of 80–165 kHz
- Beamwidth of 9°–18°
- Depth capability up to 2,400 feet in freshwater
- Depth capability up to 1,800 feet in saltwater
- Fast-response water temperature sensor
- Garmin Auto-ID technology
- 8-pin connector
- Suitable for fibreglass, composite, steel, aluminium, and wooden hulls
- Low-drag flush installation
- Rugged marine construction
Final Verdict
The Garmin GT17M-THF 20 Degrees Transducer is an excellent choice for anglers seeking premium midband CHIRP sonar performance with a hull-specific flush installation for greater deadrise angles. Its powerful 1 kW output, broad 80–165 kHz frequency range, fast-response temperature sensing, and Garmin Auto-ID technology provide outstanding fish detection, accurate depth readings, and reliable sonar performance in both freshwater and saltwater.
Whether you're upgrading your compatible Garmin sonar system or outfitting a new fishing boat, the Garmin GT17M-THF 20 Degrees Transducer delivers the clarity, durability, and performance needed for productive days on the water.
