{"product_id":"garmin-gt21-th-stainless-steel-thru-hull-transducer-with-clearv-and-traditional-sonar","title":"Garmin GT21-TH Stainless Steel Thru-Hull Transducer with ClearV and Traditional Sonar","description":"\u003cp\u003eGT21-TH\u003c\/p\u003e\u003cp\u003ePerfect for coastal and offshore fishermen who want traditional sonar and CHIRP ClearV scanning sonar with a stainless steel stem, this thru-hull mount transducer consistently displays clear and crisp fish arches with superior target separation as well as clear definition of structure below the boat.\u003c\/p\u003e\u003cp\u003eThe CHIRP ClearV element has a power rating of 500 W and operating frequencies of 260\/455 kHz. The traditional sonar has a power rating of 600 W and operating frequencies of 50\/200 kHz. It includes a built-in fast-response temperature sensor.  For hull deadrises less than 25 degrees.\u003c\/p\u003e\u003cp\u003eGT21-TH includes an 8-pin transducer with stainless steel stem, fairing block, isolation plate and bushings, mounting hardware and installation instructions. Follow the instructions carefully to avoid damaging your boat.\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/productimageserver.com\/prop65\/6pt.png\" alt=\"Warning\"\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to \u003ca href=\"http:\/\/P65Warnings.ca.gov\"\u003eP65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e \u003c!--- cis2:m2lumZRk ---\u003e\n\u003cp\u003eThe Garmin GT21-TH is a high-performance thru-hull transducer designed for coastal and offshore fishing enthusiasts. Crafted with a durable stainless steel stem, this transducer ensures reliable and clear sonar imaging beneath your boat. It combines advanced CHIRP ClearV scanning sonar with traditional sonar capabilities to help you identify fish and structures with precision. The CHIRP ClearV element delivers a power output of 500 W and operates at frequencies of 260 and 455 kHz, providing crisp, high-resolution images that distinguish individual fish arches and detailed underwater features. Meanwhile, the traditional sonar operates at 50 and 200 kHz with a power rating of 600 W, enabling effective detection at various depths and conditions. A built-in fast-response temperature sensor adds valuable information for anglers targeting specific species or monitoring water conditions. The package includes an 8-pin transducer with a stainless steel stem, fairing block, isolation plate, bushings, necessary mounting hardware, and detailed installation instructions to facilitate proper setup. Proper installation is essential to avoid damage and ensure optimal performance, especially in hulls with deadrises less than 25 degrees. This transducer is a reliable choice for serious fishermen seeking superior target separation, clear structure definition, and versatile sonar options in a durable, corrosion-resistant design. Please review the included owner's manual for detailed installation guidance and safety precautions. Note that this product contains chemicals known to the State of California to cause health risks; more information is available at \u003ca href=\"http:\/\/P65Warnings.ca.gov\"\u003eP65Warnings.ca.gov\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eStainless steel stem for durability and corrosion resistance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCHIRP ClearV scanning sonar with 500 W power and frequencies of 260\/455 kHz for high-resolution imaging\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTraditional sonar with 600 W power and frequencies of 50\/200 kHz for versatile depth detection\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBuilt-in fast-response temperature sensor for water condition monitoring\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes 8-pin transducer, fairing block, isolation plate, bushings, mounting hardware, and installation instructions\u003c\/li\u003e\u003c\/ul\u003e","brand":"Garmin","offers":[{"title":"Default Title","offer_id":44530037325866,"sku":"65533","price":377.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/65533XL.jpg?v=1783102507","url":"https:\/\/atticusgoods.com\/products\/garmin-gt21-th-stainless-steel-thru-hull-transducer-with-clearv-and-traditional-sonar","provider":"Atticus Goods","version":"1.0","type":"link"}