{"product_id":"garmin-r109lm","title":"Garmin R109LM","description":"\u003c!-- airmar-official:v1 sku:010-12809-20 page_sha256: tariff_sha256: --\u003e\u003c!-- \/airmar-official --\u003e\u003c!-- sr-faq v=1 vendor=garmin source_sha256=5851561c53a66e28aeb7375d659448434629cde51c2d541dea690016d2c44ef0 --\u003e\u003cdiv class=\"sr-faq-wrap\" style=\"margin-top:4rem\"\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cdiv class=\"faq-box sr-faq-box\"\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhy is mounting location important for thru-hull installations?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003ePlacement of thru-hull transducers can increase installation complexity and requires drilling a hole in the hull.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eHow does a transom mount differ from a thru-hull installation?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eTransom mounts are easy to install\/remove on the back of the hull, but not recommended for sailboats or inboard engines.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eShould a professional installer be consulted for installation difficulties?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eIf you experience installation difficulties, consult Garmin Product Support or a professional installer.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eAre stepped hulls compatible with transom mounts?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eTransom mounts are not recommended for stepped hulls.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eHow is an in-hull transducer installed?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eAn in-hull transducer is attached inside the boat hull against the bottom and sends its signal through the hull, with no need to drill through the vessel.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhen is a thru-hull transducer pair recommended?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eA thru-hull pair is suggested for mounting a SideVü transducer on hulls with over 5° deadrise.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhere should a thru-hull transducer be placed to minimize interference?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eMount forward of propellers\/running gear in clean water to produce the most effective signal return.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhat is the effect of hull turbulence on in-hull transducers?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eGood performance requires a clean flow of water below the transducer; turbulence can affect quality.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhy use an external thru-hull transducer with a fairing?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eExternal thru-hull models with a fairing ensure the sound beam is vertical, maximizing energy on the target and providing the most effective signal return when mounted in clean water.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWhat benefits do flush thru-hull transducers provide for smaller boats?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eFlush models produce minimal drag and are optimal for small boats with low deadrise, often used on sailing vessels.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv class=\"faq-block\"\u003e\u003cdiv class=\"accordion faq-item\"\u003e\u003cdetails\u003e\u003csummary style=\"align-items:center\"\u003e\u003cspan class=\"faq-block__heading\" style=\"flex:1 1 auto;margin:0;padding-right:2rem;font-size:1.5rem;font-weight:700\"\u003eWho do I contact for help with installation, servicing or advice?\u003c\/span\u003e\u003csvg class=\"icon icon-filter-two\" width=\"12\" height=\"7\" viewbox=\"0 0 12 7\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" aria-hidden=\"true\"\u003e\u003cpath d=\"M10 1.5L6 5.5L2 1.5\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"square\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\u003cdiv class=\"faq-block__description\"\u003e\u003cp\u003eContact \u003ca href=\"https:\/\/www.sailrace.com\/pages\/contact\"\u003ethe SailRACE team\u003c\/a\u003e — as certified marine experts we're happy to help with product selection, installation and after-sales servicing, before and after your purchase.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Why is mounting location important for thru-hull installations?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Placement of thru-hull transducers can increase installation complexity and requires drilling a hole in the hull.\"}}, {\"@type\": \"Question\", \"name\": \"How does a transom mount differ from a thru-hull installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Transom mounts are easy to install\/remove on the back of the hull, but not recommended for sailboats or inboard engines.\"}}, {\"@type\": \"Question\", \"name\": \"Should a professional installer be consulted for installation difficulties?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"If you experience installation difficulties, consult Garmin Product Support or a professional installer.\"}}, {\"@type\": \"Question\", \"name\": \"Are stepped hulls compatible with transom mounts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Transom mounts are not recommended for stepped hulls.\"}}, {\"@type\": \"Question\", \"name\": \"How is an in-hull transducer installed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An in-hull transducer is attached inside the boat hull against the bottom and sends its signal through the hull, with no need to drill through the vessel.\"}}, {\"@type\": \"Question\", \"name\": \"When is a thru-hull transducer pair recommended?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A thru-hull pair is suggested for mounting a SideVü transducer on hulls with over 5° deadrise.\"}}, {\"@type\": \"Question\", \"name\": \"Where should a thru-hull transducer be placed to minimize interference?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Mount forward of propellers\/running gear in clean water to produce the most effective signal return.\"}}, {\"@type\": \"Question\", \"name\": \"What is the effect of hull turbulence on in-hull transducers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Good performance requires a clean flow of water below the transducer; turbulence can affect quality.\"}}, {\"@type\": \"Question\", \"name\": \"Why use an external thru-hull transducer with a fairing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"External thru-hull models with a fairing ensure the sound beam is vertical, maximizing energy on the target and providing the most effective signal return when mounted in clean water.\"}}, {\"@type\": \"Question\", \"name\": \"What benefits do flush thru-hull transducers provide for smaller boats?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Flush models produce minimal drag and are optimal for small boats with low deadrise, often used on sailing vessels.\"}}, {\"@type\": \"Question\", \"name\": \"Who do I contact for help with installation, servicing or advice?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Contact the SailRACE team — as certified marine experts we're happy to help with product selection, installation and after-sales servicing, before and after your purchase.\"}}]}\u003c\/script\u003e\u003c!-- \/sr-faq --\u003e","brand":"Garmin","offers":[{"title":"Default Title","offer_id":51626181394769,"sku":"010-12809-20","price":21178.42,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4434\/4913\/files\/R109-LM-F-A.png?v=1781500371","url":"https:\/\/www.sailrace.com\/pt-br\/products\/garmin-r109lm","provider":"SailRACE","version":"1.0","type":"link"}