{"product_id":"mrcool-diy-coupler-diycoupler-3858k75c","title":"MRCOOL DIYCOUPLER-38 + DIYCOUPLER-58 (Two Sets) w\/75 ft of Communication Wire, DIYCOUPLER-3858K75","description":"\u003cstyle\u003e\n  :root {\n    --hvx-golden: #0EA5A6;\n    --hvx-slate: #0F172A;\n    --hvx-ivory: #F8FAFC;\n    --hvx-border: #D6DEE8;\n    --hvx-card-bg: #FFFFFF;\n  }\n\n  .hvx-desc{\n    font-family:\"Articulat CF\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    color:var(--hvx-slate);\n    line-height:1.6;\n    background:var(--hvx-ivory);\n    padding:18px 18px 20px;\n    border-radius:16px;\n  }\n\n  .hvx-desc-header{\n    border-radius:14px;\n    padding:14px 16px;\n    background:linear-gradient(120deg,var(--hvx-golden),var(--hvx-slate));\n    color:#fff;\n    margin:0 0 16px;\n    box-shadow:0 10px 24px rgba(0,0,0,.22);\n    display:flex;\n    align-items:center;\n    gap:12px;\n    flex-wrap:wrap;\n  }\n\n  .hvx-header-text{display:flex;flex-direction:column;gap:4px;min-width:240px}\n  .hvx-eyebrow{\n    font-size:11px;\n    letter-spacing:.14em;\n    text-transform:uppercase;\n    opacity:.9;\n  }\n  .hvx-title{\n    margin:0;\n    font-family:\"Anton\",\"Impact\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    font-size:22px;\n    line-height:1.15;\n  }\n  .hvx-sub{margin:10px 0 0;font-size:14px;color:#3b3b3b}\n\n  .hvx-desc-card{\n    border:1px solid var(--hvx-border);\n    border-radius:14px;\n    background:var(--hvx-card-bg);\n    padding:16px 18px 18px;\n    box-shadow:0 4px 12px rgba(0,0,0,.06);\n    margin:14px 0;\n  }\n\n  .hvx-section-title{\n    margin:0 0 8px;\n    font-family:\"Anton\",\"Impact\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    font-size:17px;\n    letter-spacing:.08em;\n    text-transform:uppercase;\n    color:var(--hvx-slate);\n    display:inline-flex;\n    align-items:center;\n    gap:8px;\n  }\n  .hvx-section-title::after{\n    content:\"\";\n    flex:1;\n    height:2px;\n    border-radius:999px;\n    background:linear-gradient(90deg,var(--hvx-golden),transparent);\n    opacity:.9;\n  }\n\n  .hvx-badges{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 2px}\n  .hvx-badge{\n    font-size:12px;\n    border:1px solid var(--hvx-border);\n    border-radius:999px;\n    padding:6px 10px;\n    background:#fff;\n    color:var(--hvx-slate);\n    white-space:nowrap;\n  }\n\n  .hvx-cta{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 0}\n  .hvx-cta a{\n    display:inline-flex;\n    align-items:center;\n    gap:8px;\n    padding:10px 14px;\n    border-radius:12px;\n    border:1px solid var(--hvx-border);\n    background:#fff;\n    text-decoration:none;\n    color:var(--hvx-slate);\n    font-size:14px;\n    font-weight:600;\n  }\n  .hvx-cta a.primary{\n    background:var(--hvx-slate);\n    color:#fff;\n    border-color:transparent;\n  }\n\n  .hvx-list{margin:6px 0 10px;padding-left:18px;font-size:14px}\n  .hvx-note{margin:8px 0 0;font-size:12px;color:var(--hvx-muted)}\n\n  .hvx-table-wrap{width:100%;overflow-x:auto}\n  .hvx-table{width:100%;border-collapse:collapse;font-size:13px;min-width:520px}\n  .hvx-th,.hvx-td{border:1px solid var(--hvx-border);padding:9px 11px;text-align:left;vertical-align:top;line-height:1.45}\n  .hvx-th{background:#f7f3e8;color:var(--hvx-slate);width:30ch;font-weight:700}\n\n  details{border:1px solid var(--hvx-border);border-radius:12px;padding:12px 14px;background:#fff}\n  summary{cursor:pointer;font-weight:800}\n\n  @media(max-width:768px){\n    .hvx-desc{padding:14px 12px 16px;border-radius:12px}\n    .hvx-desc-header{padding:12px;border-radius:12px}\n    .hvx-title{font-size:19px}\n    .hvx-desc-card{padding:14px;margin:10px 0}\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"hvx-desc\"\u003e\n\u003cdiv class=\"hvx-desc-header\"\u003e\n\u003cdiv class=\"hvx-header-text\"\u003e\n\u003cdiv class=\"hvx-eyebrow\"\u003eMRCOOL — Line Set Fittings\u003c\/div\u003e\n\u003ch1 class=\"hvx-title\"\u003eMRCOOL DIY Line Set Coupler Kit 3\/8\" + 5\/8\" (Two Sets) w\/ 75 ft Communication Wire — DIYCOUPLER-3858K75C\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-cta\" aria-label=\"Contact options\"\u003e\n\u003ca class=\"primary\" href=\"https:\/\/southminisplits.com\/pages\/contact\" rel=\"noopener\"\u003eAsk about compatibility \/ install questions\u003c\/a\u003e \u003ca href=\"tel:737-738-6329\" aria-label=\"Call 737-738-6329\"\u003eCall 737-738-6329\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eOverview\u003c\/h2\u003e\n\u003cdiv class=\"hvx-badges\" aria-label=\"Key badges\"\u003e\n\u003cspan class=\"hvx-badge\"\u003e3\/8\" + 5\/8\" Couplers\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eTwo Sets\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e75 ft Communication Wire\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eCoupler (Accessory)\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eCopper Finish\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eProp 65\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"hvx-sub\"\u003eThe \u003cstrong\u003eMRCOOL® DIYCOUPLER-3858K75C\u003c\/strong\u003e is a line set coupler kit intended to join compatible line set connections using \u003cstrong\u003e3\/8\"\u003c\/strong\u003e and \u003cstrong\u003e5\/8\"\u003c\/strong\u003e couplers. It also includes \u003cstrong\u003e75 ft of communication wire\u003c\/strong\u003e for supported installations. Use the included installation instructions to confirm proper fitment and procedure for your specific MRCOOL system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eHighlights\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit contents:\u003c\/strong\u003e DIYCOUPLER-38 + DIYCOUPLER-58 (\u003cstrong\u003etwo sets\u003c\/strong\u003e) plus \u003cstrong\u003e75 ft\u003c\/strong\u003e communication wire.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 3\/8\" liquid-side coupler and 5\/8\" suction-side coupler.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Line set fitting \/ coupler accessory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping info:\u003c\/strong\u003e Freight class \u003cstrong\u003e77.5\u003c\/strong\u003e listed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e Proposition 65 warning applies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e3\/8\" coupler: \u003cstrong\u003eDIYCOUPLER-38\u003c\/strong\u003e (two sets)\u003c\/li\u003e\n\u003cli\u003e5\/8\" coupler: \u003cstrong\u003eDIYCOUPLER-58\u003c\/strong\u003e (two sets)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e75 ft\u003c\/strong\u003e communication wire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"hvx-table-wrap\"\u003e\n\u003ctable class=\"hvx-table\" aria-label=\"Accessory specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eBrand\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eMRCOOL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eSeries\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eLine Set Fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eModel\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eDIYCOUPLER-3858K75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eEquipment Type\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eCoupler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eColor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eCopper (Color family: Bronze\/Copper Metallic)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eUPC\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e810035933286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eGTIN\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e00810035933286\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eWarranty\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eRegistered warranty: N\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eRestricted States\/Territories\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eGU; PR; VI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eFreight Class\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e77.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eDimensions \u0026amp; Weight\u003c\/h2\u003e\n\u003cdiv class=\"hvx-table-wrap\"\u003e\n\u003ctable class=\"hvx-table\" aria-label=\"Dimensions and weights\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e10.80 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eGross (Box)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e11.00\" W × 22.50\" D × 4.50\" H • 12 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/mrcool.com\/wp-content\/dox_repo\/mc-diy-cou-im-um-en-01.pdf\" rel=\"noopener\" target=\"_blank\"\u003eInstall Manual\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eImportant\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Confirm line size and system compatibility before ordering (3\/8\" + 5\/8\").\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProp 65:\u003c\/strong\u003e This product includes a Proposition 65 warning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall guidance:\u003c\/strong\u003e Follow the installation manual for correct procedure and any required tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eFAQs\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat exactly comes in this coupler kit?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eIt includes \u003cstrong\u003eDIYCOUPLER-38\u003c\/strong\u003e and \u003cstrong\u003eDIYCOUPLER-58\u003c\/strong\u003e (\u003cstrong\u003etwo sets\u003c\/strong\u003e) plus \u003cstrong\u003e75 ft\u003c\/strong\u003e of communication wire.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat line sizes are these couplers for?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003e\u003cstrong\u003e3\/8\"\u003c\/strong\u003e (liquid line) and \u003cstrong\u003e5\/8\"\u003c\/strong\u003e (suction line).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat is the 75 ft communication wire used for?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eIt’s used for supported system communication\/control wiring in installations that require it. Confirm exact wiring needs in your system’s manual.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWill this work with my MRCOOL DIY system?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eIt’s intended for compatible MRCOOL line set applications using \u003cstrong\u003e3\/8\" + 5\/8\"\u003c\/strong\u003e connections. Verify model compatibility and procedure in the installation manual before purchase.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDo I need special tools or refrigerant handling to use couplers?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eFollow the installation manual. If your installation involves opening a refrigerant circuit or you’re unsure about the procedure, use a licensed HVAC professional.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45062862504051,"sku":"DIYCOUPLER-3858K75C","price":451.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0134\/6709\/1044\/files\/mc-diy-cou-kit-3858-75-img-1000px-01.jpg?v=1780420169","url":"https:\/\/southminisplits.com\/products\/mrcool-diy-coupler-diycoupler-3858k75c","provider":"South Mini Splits","version":"1.0","type":"link"}