{"product_id":"garmin-gt17-m-thf-20-degrees","title":"Garmin GT17 m-THF 20 Degrees","description":"\u003cp\u003eDesigned for reduced drag and optimum sonar performance on fishing and cruising boats, this flush-mounted 1 kW midband CHIRP (80–165 kHz) transducer clearly defines fish arches, structure and bottom depth returns on your display.\u003c\/p\u003e\n\u003cp\u003eMidband CHIRP traditional sonar\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eThis 8-pin 1 kW stainless steel thru-hull transducer features high-definition midband CHIRP sonar that clearly defines fish targets and structure down to 1,800’ in saltwater and 2,400’ in freshwater.\u003c\/p\u003e\n\u003cp\u003eBroad frequency range\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eUse the perfect frequency for the waters you’re fishing. Covering the medium frequency range, this transducer pulses from 80–165 kHz, displaying a wide coverage area, clear fish arches and accurate depth readings.\u003c\/p\u003e\n\u003cp\u003eOptimum ping sensitivity\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eOffering excellent sonar sensitivity, low noise, high resolution and good separation of targets, this robust transducer makes it easier than ever to distinguish fish and structure on your compatible chartplotter display.\u003c\/p\u003e\n\u003cdiv class=\"app__feature__card\" data-translate=\"\"\u003e\n\u003cp\u003eTHRU-HULL Installation\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eA durable stainless steel housing and stem offer straightforward thru-hull flush mounting for minimum drag and optimum beam orientation for clear sonar returns.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"app__feature__card\" data-translate=\"\"\u003e\n\u003cp\u003eAUTO-ID Technology\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eEnjoy simple plug-and-play operation with Garmin auto-identification technology — which enables the sonar to automatically configure itself to the transducer being used.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"app__feature__card\" data-translate=\"\"\u003e\n\u003cp\u003eFits various hull types\u003c\/p\u003e\n\u003cp class=\"app__feature__card__description app__feature__card__description--left\"\u003eConfigurable for a wide variety of boat hull materials, including fiberglass, composite, steel, aluminum and wood, the transducer is available in a range of tilt versions to accommodate deadrise angles of 0-24 degrees without a fairing block.\u003c\/p\u003e\n\u003ch3\u003eContent:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGT17M-THF transducer\u003c\/li\u003e\n\u003cli\u003eJam nut\u003c\/li\u003e\n\u003cli\u003eSpacer\u003c\/li\u003e\n\u003cli\u003e2 washers\u003c\/li\u003e\n\u003cli\u003e2 set screws\u003c\/li\u003e\n\u003cli\u003eThread isolator\u003c\/li\u003e\n\u003cli\u003eHull isolator\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"title\"\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003ch4 style=\"text-align: center\"\u003eGeneral\u003c\/h4\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer frequency\u003c\/th\u003e\n\u003ctd\u003eMedium band CHIRP (80-165 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer power\u003c\/th\u003e\n\u003ctd\u003e1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer beamwidth\u003c\/th\u003e\n\u003ctd\u003e9°-18°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer maximum depth\u003c\/th\u003e\n\u003ctd\u003e1800 ft saltwater; 2400 ft freshwater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRapidReturn\u003csup class=\"tm-symbol\"\u003e™\u003c\/sup\u003e sonar compatible\u003c\/th\u003e\n\u003ctd class=\"yes\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer cable length\u003c\/th\u003e\n\u003ctd\u003e50 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer depth\/speed\/temperature\u003c\/th\u003e\n\u003ctd\u003eDepth, temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer number of pins\u003c\/th\u003e\n\u003ctd\u003e8-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eTransducer supported deadrise\/transom angles\u003c\/th\u003e\n\u003ctd\u003e20° supports hull deadrise angles from 16° to 24°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHousing material\u003c\/th\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\u003c!-- sr-faq v=1 vendor=garmin source_sha256=ac3c06617849aba86d727ad854c570e85f487383c0875f1e28368004323c7f76 --\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003cdetails\u003e\u003csummary\u003eWhat should be done for metal hull installations?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eInstall all included galvanic isolation components. Use a 101 mm (4 in.) hole saw for the mounting hole. Do not omit galvanic isolation hardware.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs marine sealant required during installation?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eYes, marine sealant must be applied to the flange, housing, and threads to ensure a watertight seal between the transducer and the hull.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat hole saw size is required for fiberglass hull installations?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eA 98 mm (3 7\/8 in.) hole saw is recommended for solid fiberglass hulls and the initial cut in cored fiberglass hulls.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do you choose the right transducer angle for my hull deadrise?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eMatch the transducer's angle (0°, 12°, or 20°) to your hull's deadrise as measured at the installation location for optimal performance.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat safety precautions should be observed during installation?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eWear safety goggles, ear protection, and a dust mask when drilling, cutting, or sanding. Do not use the cable to pick up or pull the transducer.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do you test for leaks after installation?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eCheck your boat for leaks before leaving it in the water for an extended period. Inspect around screw holes below the water line.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat should be considered when mounting location is selected?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eThe transducer should be in clean, non-turbulent water, avoiding areas with strakes, struts, or fittings. It must not be mounted where it may be jarred or in the propeller's path.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow do you wire and route the transducer cable?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eRoute the cable away from engine and other wiring to avoid interference, use grommets, and secure with zip ties. Do not pull or lift by the cable.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow should the sealant be applied to the transducer for fiberglass hulls?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eApply a 4 mm layer inside the flange and a layer around the housing where it contacts the hull.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan the transducer cable be extended if necessary?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eYes, you can purchase an extension cable from your Garmin dealer if it is not long enough to reach the chartplotter or sonar unit.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes the transducer need to be submerged during use?\u003c\/summary\u003e\u003cdiv\u003e\u003cp\u003eYes, always operate the transducer when it is submerged in water to avoid overheating and damage.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What should be done for metal hull installations?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Install all included galvanic isolation components. Use a 101 mm (4 in.) hole saw for the mounting hole. Do not omit galvanic isolation hardware.\"}}, {\"@type\": \"Question\", \"name\": \"Is marine sealant required during installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, marine sealant must be applied to the flange, housing, and threads to ensure a watertight seal between the transducer and the hull.\"}}, {\"@type\": \"Question\", \"name\": \"What hole saw size is required for fiberglass hull installations?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A 98 mm (3 7\/8 in.) hole saw is recommended for solid fiberglass hulls and the initial cut in cored fiberglass hulls.\"}}, {\"@type\": \"Question\", \"name\": \"How do you choose the right transducer angle for my hull deadrise?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Match the transducer's angle (0°, 12°, or 20°) to your hull's deadrise as measured at the installation location for optimal performance.\"}}, {\"@type\": \"Question\", \"name\": \"What safety precautions should be observed during installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Wear safety goggles, ear protection, and a dust mask when drilling, cutting, or sanding. Do not use the cable to pick up or pull the transducer.\"}}, {\"@type\": \"Question\", \"name\": \"How do you test for leaks after installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Check your boat for leaks before leaving it in the water for an extended period. Inspect around screw holes below the water line.\"}}, {\"@type\": \"Question\", \"name\": \"What should be considered when mounting location is selected?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The transducer should be in clean, non-turbulent water, avoiding areas with strakes, struts, or fittings. It must not be mounted where it may be jarred or in the propeller's path.\"}}, {\"@type\": \"Question\", \"name\": \"How do you wire and route the transducer cable?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Route the cable away from engine and other wiring to avoid interference, use grommets, and secure with zip ties. Do not pull or lift by the cable.\"}}, {\"@type\": \"Question\", \"name\": \"How should the sealant be applied to the transducer for fiberglass hulls?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Apply a 4 mm layer inside the flange and a layer around the housing where it contacts the hull.\"}}, {\"@type\": \"Question\", \"name\": \"Can the transducer cable be extended if necessary?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, you can purchase an extension cable from your Garmin dealer if it is not long enough to reach the chartplotter or sonar unit.\"}}, {\"@type\": \"Question\", \"name\": \"Does the transducer need to be submerged during use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, always operate the transducer when it is submerged in water to avoid overheating and damage.\"}}]}\u003c\/script\u003e\u003c!-- \/sr-faq --\u003e","brand":"Garmin","offers":[{"title":"Default Title","offer_id":51626207543633,"sku":"010-02930-02","price":1507.65,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4434\/4913\/files\/1-154_8399e1d2-a384-4928-8769-5a3cafd9b163.jpg?v=1754731102","url":"https:\/\/www.sailrace.com\/el\/products\/garmin-gt17-m-thf-20-degrees","provider":"SailRACE","version":"1.0","type":"link"}