Take your boat’s sonar to the next level with the Garmin GT56UHD-THP Thru-Hull Transducer Pair. Designed for serious anglers, this dual-transducer setup delivers Ultra High-Definition scanning sonar, combining ClearVü, SideVü, and traditional CHIRP in one versatile package. With multiple frequencies and a robust 25 ft cable, you’ll see targets and underwater structure with brilliant color and unmatched clarity at depth.
Unmatched imaging and depth performance
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Ultra High-Definition scanning sonar with ClearVü and SideVü imaging to reveal structures and fish both below and to the sides of your boat in vivid, high-contrast color.
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High-wide CHIRP traditional sonar (150–240 kHz) for strong target separation and reliable bottom detail across depths.
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SideVü range boosted by 20% at 1,000 kHz, letting you see farther to the sides than ever before.
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Depth capability with remarkably clear target separation up to 800 ft below the boat; traditional imaging up to 800 ft in freshwater, ClearVü up to 400 ft, and SideVü up to 500 ft.
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Multi-frequency flexibility supports ClearVü/SideVü at 455 kHz (425–485 kHz), 800 kHz (790–850 kHz), and 1000 kHz (940–1100 kHz) for precise imaging in any conditions.
Versatile mounting for any boat
Every setup is different. That’s why the GT56UHD-THP includes mounting hardware for transom, trolling motor, and thru-hull configurations. The package accommodates a wide range of hull designs and boating styles, with a 0°–70° transom angle option when used with the GT56UHD-TM mount.
Each transducer features a 12-pin connector and a generous 25 ft cable, delivering ample reach for clean, professional installations and reliable data transmission.
What’s in the box
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GT56UHD-TH transducer x 2
- Stainless steel stems x 2
- Fairing blocks x 2
- Isolation plates and bushings x 2
- Y-Cable
- Mounting hardware
- Documentation
Specifications
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Model: 010-02732-11
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Transducer pins: 12
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Depth range: Traditional 800 ft freshwater; ClearVü 400 ft; SideVü 500 ft
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Power: Traditional 350 W; ClearVü/SideVü 500 W
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Frequency options: Traditional CHIRP 150–240 kHz; ClearVü/SideVü 455 kHz (425–485 kHz), 800 kHz (790–850 kHz), 1000 kHz (940–1100 kHz)
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cable length: 25 ft
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Transducer diameter/size: 218.5 mm × 51.8 mm × 27.7 mm (each, without mount)
Upgrade your fish-finding capabilities with the Garmin GT56UHD-THP transducer pair and enjoy ultra-sharp imaging, deeper scanning, and flexible installation options that keep you focused on the catch. Built for reliability and performance, this dual transducer kit is the ideal choice for anglers who demand top-tier sonar clarity at every depth.
| TRANSDUCER CABLE LENGTH |
25 ft |
| TRANSDUCER FREQUENCY |
Traditional High-wide CHIRP (150-240 kHz); ClearVü/SideVü 455 kHz (425-485 kHz), 800 kHz (790-850 kHz), 1000 kHz (940-1100) |
| TRANSDUCER POWER |
Traditional 350 W; ClearVü/SideVü 500 W |
| TRANSDUCER BEAMWIDTH |
Traditional CHIRP: 24-16; ClearVü 0.52 x 52 @ 1000 kHz, 0.64 x 35 @ 800 kHz, 1.1 x 52 @ 455 kHz; SideVü 0.52 x 52 @ 1000 kHz, 0.64 x 35 @ 800 kHz, 1.1 x 52 @ 455 kHz |
| TRANSDUCER MAXIMUM DEPTH |
Traditional: 800 ft freshwater; ClearVü: 400 ft; SideVü: 500 ft |
| TRANSDUCER DEPTH/SPEED/TEMPERATURE |
Depth and temperature |
| TRANSDUCER NUMBER OF PINS |
12 |
| TRANSDUCER SUPPORTED DEADRISE/TRANSOM ANGLES |
0°-70° degree transom (GT56UHD-TM) |
| Dimensions (without mount): |
218.5 mm x 51.8 mm x 27.7 mm Each |