Garmin GT51M-THP SS TH Pair DownVü/SideVü 500W (CHIRP 260/455kHz) Trad. 600W (Mid CHIRP 80-160) Transducers - 12-Pin
Garmin GT51M-THP SS TH Pair DownVü/SideVü 500W (CHIRP 260/455kHz) Trad. 600W (Mid CHIRP 80-160) Transducers - 12-Pin — Product description
Perfect for the coastal and offshore fisherman who want CHIRP traditional sonar, CHIRP ClearVü and CHIRP SideVü scanning sonar with stainless steel stems, this pair of thru-hull mounted transducers consistently displays clear and crisp fish arches with superior target separation as well as clear pictures of objects, structure and fish that pass below and to each side of your boat and is optimized for rough sea conditions.
The CHIRP ClearVü/ SideVü elements have a power rating of 500 W per element and operating frequencies of 260/455 kHz. The traditional CHIRP sonar has a power rating of 600 W and operating frequencies of mid-band CHIRP 80-160 kHz. It includes a built-in fast-response temperature sensor. For hull deadrises less than 25 degrees.
GT51M-THP includes a 12-pin port/starboard transducers with stainless steel stems, fairing blocks, Y-cable, bushings, mounting hardware and installation instructions. Follow the instructions carefully to avoid damaging your boat.
Discover Superior Sonar Imaging with the Garmin GT51M-THP Thru-Hull Transducer Pair
Imagine gliding through choppy coastal waters or venturing into deeper offshore realms, where every fish arch and hidden structure reveals itself in stunning clarity. The Garmin GT51M-THP transducer pair transforms your boat's sonar setup into a powerhouse for serious anglers. This thru-hull mounted duo combines robust traditional CHIRP sonar with high-definition ClearVü and SideVü scanning, all housed in durable stainless steel stems designed to withstand harsh marine environments.
Engineered for hull deadrises up to 25 degrees, these port and starboard transducers deliver consistent performance even in rough seas. Whether you're chasing trophy fish in murky depths or mapping submerged reefs, this setup provides the sharp target separation and detailed side/down views that give you the edge.
Key Features That Set It Apart
- Versatile CHIRP Technology: Mid-band CHIRP (80-160 kHz) for traditional sonar excels at deep-water fish tracking, while ClearVü/SideVü at 260/455 kHz paints crystal-clear images of structure and baitfish schools.
- Power and Depth Mastery: 600W traditional for up to 1,800 feet, paired with 500W per element (1,500W total) scanning sonar reaching 1,000 feet ClearVü and 750 feet SideVü.
- Built Tough for Real-World Use: Stainless steel construction resists corrosion, optimized beamwidths (24°-13° traditional, 2.0°x51° at 260 kHz and 1.4°x29° at 455 kHz) ensure wide coverage without losing detail.
- Smart Temp Sensing: Integrated fast-response temperature sensor helps track water conditions for better fishing decisions.
- Seamless 12-Pin Integration: Plug-and-play with compatible Garmin chartplotters and modules via included Y-cable.
Technical Specifications at a Glance
| Specification | Details |
|---|---|
| Mounting Type | Thru-Hull (Port/Starboard Pair) |
| Frequency | Traditional: Mid-band CHIRP 80-160 kHz ClearVü/SideVü: 260 kHz (245-275 kHz) & 455 kHz (445-465 kHz) |
| Power Rating | Traditional: 600W ClearVü/SideVü: 500W per element |
| Beamwidth | Traditional: 24°-13° ClearVü/SideVü: 2.0°x51° @ 260 kHz, 1.4°x29° @ 455 kHz |
| Max Depth | Traditional: 1,800 ft ClearVü: 1,000 ft SideVü: 750 ft |
| Cable Length | 5 ft + 30 ft Y-extension |
| Supported Deadrise | 0° to 25° |
| Pins | 12-Pin |
Why Anglers Choose the GT51M-THP for Coastal and Offshore Adventures
For coastal cruisers, the wide SideVü coverage spots wrecks and drop-offs from afar, letting you position perfectly before dropping lines. Offshore, the deep-penetrating traditional CHIRP locks onto pelagics with crisp arches, while ClearVü reveals bottom contours for safe navigation. The stainless steel stems and fairing blocks minimize drag and ensure reliable readings at speed, even in following seas.
Users rave about the superior separation—bait from keepers, weeds from fish—reducing guesswork and boosting catch rates. Pair it with your Garmin display for split-screen views that make spotting structure intuitive.
Effortless Installation Tips
Mounting thru-hull transducers requires precision: select spots forward of props, away from strakes. Use the included fairing blocks to align with your hull's deadrise, ensuring the face stays perpendicular to water flow. Secure with bushings and isolation plates to prevent electrolysis. A steady hand and hull sealant go a long way—test in calm water post-install to fine-tune.
What's Included in Your Kit
- Port and Starboard Transducers
- Fairing Blocks (x2)
- Isolation Plates and Bushings (x2)
- Mounting Hardware
- Y-Cable and Documentation
Frequently Asked Questions
What makes the Garmin GT51M-THP ideal for rough water fishing?
Its rugged stainless steel stems and optimized design handle heavy seas, delivering stable sonar returns without interference from waves or boat motion.
How deep can the SideVü scan with this transducer pair?
SideVü reaches up to 750 feet, perfect for scouting ledges and schools from a distance.
Does it work with all Garmin fishfinders?
It's compatible with select Garmin models featuring 12-pin sonar ports, like premium GPSMAP xsv series and GSD modules—check your unit's specs.
What's the difference between ClearVü and traditional CHIRP?
Traditional CHIRP shows classic fish arches for depth and location; ClearVü delivers photo-like down views of bottom structure and fish holding tight.
Can I install this on a boat with a 20-degree deadrise hull?
Yes, it supports up to 25 degrees, with fairings to match your hull angle for optimal performance.
Does it include temperature sensing?
Absolutely—a fast-response sensor monitors water temp changes to help locate thermoclines and active bait zones.
How does the Y-cable simplify setup?
It connects both port and starboard transducers to a single 12-pin port on your Garmin unit, streamlining wiring.
Garmin make products that are engineered on the inside for life on the outside. We bring GPS navigation and wearable technology to the automotive, aviation, marine, outdoor and fitness markets. We believe every day is an opportunity to innovate and a chance to beat yesterday. We offer products with essential utility, leading-edge technologies, compelling features, and exceptional ease-of-use to create clear differentiators our customers appreciate and desire.
Garmin 100196611 Attributes
- Mounting Location: Thru-Hull Mount
- Number Of Pins: 12 Pin
- Depth: 1800 Feet For Traditional, 1000 Feet For ClearVü And 750 Feet For SideVü
- Power Rating: 600 Watt For Traditional And 500 Watt For ClearVü/ SideVü
- Frequency Range: 80-160 kHz For Mid-Band CHIRP And 260/455 kHz For ClearVü/SideVü
- Supported Angle: 0 To 25 Degree Deadrise
- Cable Length: 5 Feet
Garmin 100196611 Features & Benefits
- Perfect For Coastal And Offshore Fishermen Who Want CHIRP Traditional Sonar And CHIRP ClearVu And CHIRP SideVu Scanning Sonar With A Stainless Steel Stems
- Pair Of Thru-Hull Mounted Transducers Consistently Displays Clear And Crisp Fish Arches With Superior Target Separation, Clear Pictures Of Objects, Structure And Fish That Pass By Your Boat
- Transducer Is Optimized For Rough Sea Conditions
- Transducer With Built-In Fast Response Temperature Sensor Has A Power Rating Of 500 Watt Per Element
- Provides A 12-Pin Port And Starboard Transducers With Stainless Steel Stems, Fairing Blocks, Y-Cable, Bushings, Mounting Hardware And Installation Instructions
- Limited 2 Year Warranty
Garmin 100196611 Installation Instructions
Garmin 100196611 Warranties
GT51M-THP - Stainless Steel Thru-Hull Pair DownVü/SideVü 500 W
(CHIRP 260/455 kHz) Traditional 600 W (Mid-band CHIRP 80-160 kHz)
Transducers with Temp (12-Pin)
This thru-hull transducer pair provides ultra-clear sonar pictures of
objects, structure and fish that pass below your boat. These traditional
CHIRP sonar and CHIRP DownVü/SideVü transducers are optimized for
depth performance and rough conditions.
The CHIRP DownVü/ SideVü elements have a power rating of 500 W per
element (1,500 W total) and operating frequencies of 260/455 kHz. The
traditional CHIRP sonar has a power rating of 600 W and operating
frequencies of mid-band CHIRP 80-160 kHz. It includes a built-in
fast-response temperature sensor. For hull deadrises less than 25 degrees.
GT51M-THP includes a 12-pin port/starboard transducers with stainless steel
stems, fairing blocks, Y-cable, bushings, mounting hardware and installation
instructions. Follow the instructions carefully to avoid damaging your boat.
Compatible Devices:
- GPSMAP® 7607xsv
- GPSMAP® 7608xsv
- GPSMAP® 7610xsv
- GPSMAP® 7612xsv
- GSD™ 25 Premium Sonar Module
This is the ideal choice for coastal and offshore fishermen who want to perform CHIRP traditional sonar, CHIRPClearVü and CHIPSideVü scanning sonar through stainless steel rods. The pair of sensors installed through the hull always shows a clear and bright fish bow, and has an excellent target separation effect. Function and clear image. Objects, structures and fish pass under the ship and reach each side of the ship, and are optimized for harsh sea conditions. The rated power of CHIRPClearVü/SideVü components is 500 W per component, and the operating frequency is 260/455 kHz. The rated power of traditional CHIRP sonar is 600 W, and the working frequency of mid-band CHIRP is 80-160 kHz. It includes a built-in fast response temperature sensor. For the hull, the dead angle is less than 25 degrees. GT51M-THP includes a 12-pin port/starboard sensor with stainless steel rod, fairing, Y-cable, bushing, installation hardware and installation instructions. Please follow the instructions carefully to avoid damage to your boat.
- Thru-Hull Pair
- Mid-Chirp
- 260/455 kHz ClearVu
- 260/455 kHz SideVu
SKU: NVN-59884
MPN: 010-01966-11
UPC: 753759152932
Technical specifications
| Brand | Garmin |
| Model | Garmin GT51M-THP SS TH Pair DownVü/SideVü 500W (CHIRP 260/455kHz) Trad. 600W (Mid CHIRP 80-160) Transducers - 12-Pin |
| SKU / MFR# | 59884 |
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