{"product_id":"36v-20a-marine-lithium-battery-charger","title":"Abyss Battery On-Board 36V 20A High-Precision Marine Lithium Battery Charger - AB-CRG-36V20A","description":"\u003ch2\u003eAbyss Battery On-Board 36V 20A High-Precision Marine Lithium Battery Charger - AB-CRG-36V20A\u003c\/h2\u003e\n\u003cp\u003eExperience longer run times and shorter charge times when you use our onboard 36V 20A High Precision Lithium Battery Charger. \u003cspan\u003emeticulously engineered to deliver unparalleled efficiency, intelligence, and speed in battery charging. Designed specifically for the\u003c\/span\u003e\u003ca href=\"https:\/\/www.abyssbattery.com\/collections\/36v-trolling-motor-batteries\/products\/36v-105ah-deep-cycle-lithium-battery\" title=\"36V 105 Group 4D Lithium Trolling Motor Battery\"\u003e,\u003c\/a\u003e this charger offers users extended battery life and reliability with its built-in protection and innovative safety features. \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eOur charger not only promises exceptional performance and reliability but also provides the peace of mind that comes with advanced safety features. \u003c\/span\u003e\u003cstrong\u003eAdditionally this marine battery charger offers wide range compatibility and can be used to charge other brands of 36-Volt Lithium Batteries.\u003c\/strong\u003e\u003cspan\u003e Optimize your time on the water with a charger that stands at the forefront of technology, offering you the quickest, most intelligent, and efficient charging solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003eIP68 Rating.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e2-Year Warranty.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eMarine-grade construction.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eIgnition Protection.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eOvercurrent limit.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eHigh voltage safety.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eReverse connection protection.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eTemperature protection.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eFull-Auto timing shutdown.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eAnti-Walking function.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eLED indicator for Charging Process.\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eCAN communication (optional).\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e12V5A Auxiliary power supply (optional).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think  \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"19938zc\" data-start=\"28\" data-end=\"249\"\u003e\n\u003cstrong data-start=\"30\" data-end=\"70\"\u003eHigh-efficiency 36V lithium charging\u003c\/strong\u003e – Purpose-built for 36V LiFePO₄ marine battery systems, delivering a stable 20A output for fast, controlled, and reliable charging cycles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s8eike\" data-start=\"250\" data-end=\"459\"\u003e\n\u003cstrong data-start=\"252\" data-end=\"292\"\u003eFast recharge without battery stress\u003c\/strong\u003e – Advanced smart charging profile automatically adjusts voltage and current to protect cells while reducing total charge time. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vhozbw\" data-start=\"460\" data-end=\"669\"\u003e\n\u003cstrong data-start=\"462\" data-end=\"489\"\u003eMarine-grade durability\u003c\/strong\u003e – Fully sealed, epoxy-filled construction with IP68-level waterproofing ensures reliable operation in harsh saltwater and wet environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fe8kfo\" data-start=\"670\" data-end=\"883\"\u003e\n\u003cstrong data-start=\"672\" data-end=\"707\"\u003eAdvanced multi-layer protection\u003c\/strong\u003e – Built-in safeguards against over-voltage, over-current, overheating, short-circuit, and reverse polarity for maximum safety on board. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jz2nsd\" data-start=\"884\" data-end=\"1079\"\u003e\n\u003cstrong data-start=\"886\" data-end=\"921\"\u003eHigh-precision charging control\u003c\/strong\u003e – Maintains consistent output accuracy for optimal battery health and extended cycle life, even under continuous use. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cpaz0q\" data-start=\"1080\" data-end=\"1274\"\u003e\n\u003cstrong data-start=\"1082\" data-end=\"1117\"\u003eField-ready installation design\u003c\/strong\u003e – Compact on-board format with long, marine-rated cables allows clean, permanent installation in tight compartments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8axd7u\" data-start=\"1275\" data-end=\"1462\"\u003e\n\u003cstrong data-start=\"1277\" data-end=\"1315\"\u003eBuilt for demanding marine systems\u003c\/strong\u003e – Ideal for trolling motor banks and high-capacity lithium setups where reliability and uptime are critical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e                 \u003cbr\u003eQ\u0026amp;A    \u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:5c6707ee-0202-4d8f-8cd2-91ebfa6b2797-4\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:5c6707ee-0202-4d8f-8cd2-91ebfa6b2797-4\" data-turn-id-container=\"request-WEB:5c6707ee-0202-4d8f-8cd2-91ebfa6b2797-4\" data-testid=\"conversation-turn-10\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"30e97a98-4d7a-4f25-b199-974d2857ab48\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"233\"\u003e\u003cstrong data-start=\"0\" data-end=\"82\"\u003eQ: What is the Abyss Battery 36V 20A On-Board Marine Lithium Charger used for?\u003c\/strong\u003e\u003cbr data-start=\"82\" data-end=\"85\"\u003eA: It is a high-output onboard charger designed to efficiently charge 36V LiFePO4 marine battery systems used in trolling motors and electric boats.\u003c\/p\u003e\n\u003cp data-start=\"235\" data-end=\"466\"\u003e\u003cstrong data-start=\"235\" data-end=\"297\"\u003eQ: Is the AB-CRG-36V20A compatible with all 36V batteries?\u003c\/strong\u003e\u003cbr data-start=\"297\" data-end=\"300\"\u003eA: It is optimized for 36V lithium (LiFePO4) battery banks and is commonly used with marine trolling motor systems from brands like Minn Kota, MotorGuide, and Garmin.\u003c\/p\u003e\n\u003cp data-start=\"468\" data-end=\"660\"\u003e\u003cstrong data-start=\"468\" data-end=\"527\"\u003eQ: Can this charger be permanently installed on a boat?\u003c\/strong\u003e\u003cbr data-start=\"527\" data-end=\"530\"\u003eA: Yes, it is designed as an on-board charger for permanent installation with marine-grade durability and waterproof construction.\u003c\/p\u003e\n\u003cp data-start=\"662\" data-end=\"866\"\u003e\u003cstrong data-start=\"662\" data-end=\"722\"\u003eQ: How fast does it charge a 36V lithium battery system?\u003c\/strong\u003e\u003cbr data-start=\"722\" data-end=\"725\"\u003eA: With a 20A output, it provides fast, efficient charging depending on total battery capacity, significantly reducing downtime between uses.\u003c\/p\u003e\n\u003cp data-start=\"868\" data-end=\"1051\"\u003e\u003cstrong data-start=\"868\" data-end=\"921\"\u003eQ: Does it automatically stop charging when full?\u003c\/strong\u003e\u003cbr data-start=\"921\" data-end=\"924\"\u003eA: Yes, it features smart charging technology with automatic shutoff and BMS communication support for safe, complete charging.\u003c\/p\u003e\n\u003cp data-start=\"1053\" data-end=\"1240\"\u003e\u003cstrong data-start=\"1053\" data-end=\"1095\"\u003eQ: Is it safe for marine environments?\u003c\/strong\u003e\u003cbr data-start=\"1095\" data-end=\"1098\"\u003eA: Yes, it is built with high-precision thermal management, corrosion resistance, and multiple protection systems for harsh marine conditions.\u003c\/p\u003e\n\u003cp data-start=\"1242\" data-end=\"1414\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1242\" data-end=\"1283\"\u003eQ: What safety features are included?\u003c\/strong\u003e\u003cbr data-start=\"1283\" data-end=\"1286\"\u003eA: It includes over-voltage, over-current, short-circuit, reverse polarity, and temperature protection for reliable onboard use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003e               \u003cbr\u003eMaintenance Tips  \u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:f57ab130-161d-4bba-8075-1cc8f84b0c4b-6\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:f57ab130-161d-4bba-8075-1cc8f84b0c4b-6\" data-turn-id-container=\"request-WEB:f57ab130-161d-4bba-8075-1cc8f84b0c4b-6\" data-testid=\"conversation-turn-14\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"8ebb6b5c-cbb7-4ef0-8740-ad48565a2cc3\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul data-start=\"145\" data-end=\"1497\"\u003e\n\u003cli data-section-id=\"1ymv9pq\" data-start=\"145\" data-end=\"262\"\u003eUse only with \u003cstrong data-start=\"161\" data-end=\"222\"\u003e36V LiFePO4 lithium batteries (43.3–44.2V charge profile)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"lg6v19\" data-start=\"263\" data-end=\"380\"\u003eConnect to \u003cstrong data-start=\"276\" data-end=\"311\"\u003e120–240V AC stable power supply\u003c\/strong\u003e to avoid voltage instability \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"12mh02y\" data-start=\"381\" data-end=\"527\"\u003eInstall in a \u003cstrong data-start=\"396\" data-end=\"439\"\u003edry, well-ventilated marine compartment\u003c\/strong\u003e (heat management is critical during 20A output) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"d6z0wv\" data-start=\"528\" data-end=\"604\"\u003eDo not block vents; allow \u003cstrong data-start=\"556\" data-end=\"602\"\u003efull airflow for cooling and fan operation\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"zbo588\" data-start=\"605\" data-end=\"688\"\u003eRegularly inspect \u003cstrong data-start=\"625\" data-end=\"659\"\u003eDC leads, fuse, and connectors\u003c\/strong\u003e for corrosion or looseness\u003c\/li\u003e\n\u003cli data-section-id=\"19eqjfp\" data-start=\"689\" data-end=\"773\"\u003eAvoid using \u003cstrong data-start=\"703\" data-end=\"771\"\u003eundersized extension cords (prevents overheating \u0026amp; voltage drop)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hmys2k\" data-start=\"774\" data-end=\"886\"\u003eKeep charger away from \u003cstrong data-start=\"799\" data-end=\"846\"\u003edirect water spray despite IP-rated sealing\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xurbwx\" data-start=\"887\" data-end=\"1028\"\u003eEnsure \u003cstrong data-start=\"896\" data-end=\"988\"\u003ecorrect polarity before every connection (reverse protection built-in but not foolproof)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ktjh1u\" data-start=\"1029\" data-end=\"1100\"\u003eLet charger \u003cstrong data-start=\"1043\" data-end=\"1098\"\u003ecool down after long charging cycles before storage\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gwtfn7\" data-start=\"1101\" data-end=\"1178\"\u003eUse proper mounting to reduce \u003cstrong data-start=\"1133\" data-end=\"1176\"\u003evibration damage in marine environments\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5xnx0o\" data-start=\"1179\" data-end=\"1244\"\u003eDo not use with \u003cstrong data-start=\"1197\" data-end=\"1242\"\u003elead-acid or mismatched voltage batteries\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"113ws0a\" data-start=\"1245\" data-end=\"1323\"\u003ePeriodically check \u003cstrong data-start=\"1266\" data-end=\"1321\"\u003eLED indicators for charging status and fault alerts\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"y3vj46\" data-start=\"1324\" data-end=\"1390\"\u003eDisconnect after full charge to avoid unnecessary standby load\u003c\/li\u003e\n\u003cli data-section-id=\"1of2ecl\" data-start=\"1391\" data-end=\"1497\"\u003eAvoid extreme heat above \u003cstrong data-start=\"1418\" data-end=\"1459\"\u003e40–50°C operating range for long life\u003c\/strong\u003e     \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Abyss Battery","offers":[{"title":"36V \/ 20A","offer_id":45672036204735,"sku":"AB-CRG-36V20A","price":474.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/abyss-battery-r-on-board-36v-20a-high-precision-lithium-charger-abyss-battery-1.jpg?v=1780263169","url":"https:\/\/backyardprovider.com\/products\/36v-20a-marine-lithium-battery-charger","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}