{"product_id":"4mm2-12awg-25a-double-insulated-black-red-solar-cable","title":"Double insulated Black \u0026 Red Solar Cable","description":"\u003ch3 data-start=\"294\" data-end=\"340\"\u003e4 mm² (12 AWG) Solar Cable – Current Rating (\u003cspan\u003eonly per metre)\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ch3 data-start=\"342\" data-end=\"376\"\u003eTypical Ratings (Conservative)\u003c\/h3\u003e\n\u003cul data-start=\"378\" data-end=\"490\"\u003e\n\u003cli data-start=\"378\" data-end=\"415\"\u003e\n\u003cp data-start=\"380\" data-end=\"415\"\u003e\u003cstrong data-start=\"380\" data-end=\"403\"\u003eContinuous current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"404\" data-end=\"415\"\u003e25–30 A\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"416\" data-end=\"490\"\u003e\n\u003cp data-start=\"418\" data-end=\"490\"\u003e\u003cstrong data-start=\"418\" data-end=\"440\"\u003eShort-term \/ peak:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"441\" data-end=\"459\"\u003eup to ~35–40 A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(not for continuous operation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"492\" data-end=\"513\"\u003eThese figures assume:\u003c\/p\u003e\n\u003cul data-start=\"514\" data-end=\"617\"\u003e\n\u003cli data-start=\"514\" data-end=\"548\"\u003e\n\u003cp data-start=\"516\" data-end=\"548\"\u003eFree air or clipped to surface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"549\" data-end=\"580\"\u003e\n\u003cp data-start=\"551\" data-end=\"580\"\u003eNormal ambient temperatures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"581\" data-end=\"617\"\u003e\n\u003cp data-start=\"583\" data-end=\"617\"\u003eSingle run (not heavily bundled)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"657\" data-end=\"680\"\u003eCommon applications\u003c\/h3\u003e\n\u003cul data-start=\"681\" data-end=\"786\"\u003e\n\u003cli data-start=\"681\" data-end=\"723\"\u003e\n\u003cp data-start=\"683\" data-end=\"723\"\u003eSolar panel strings to MPPT controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"724\" data-end=\"755\"\u003e\n\u003cp data-start=\"726\" data-end=\"755\"\u003ePV array wiring (roof runs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"756\" data-end=\"786\"\u003e\n\u003cp data-start=\"758\" data-end=\"786\"\u003eMC4-terminated panel leads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"788\" data-end=\"807\"\u003eTypical pairing\u003c\/h3\u003e\n\u003cul data-start=\"808\" data-end=\"912\"\u003e\n\u003cli data-start=\"808\" data-end=\"859\"\u003e\n\u003cp data-start=\"810\" data-end=\"859\"\u003e\u003cstrong data-start=\"810\" data-end=\"846\"\u003e1–2 panels in series or parallel\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eper string\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"860\" data-end=\"912\"\u003e\n\u003cp data-start=\"862\" data-end=\"912\"\u003e\u003cstrong data-start=\"862\" data-end=\"888\"\u003e15A–20A fuses\/breakers\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eper string are common\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-start=\"914\" data-end=\"1053\"\u003e\n\u003cp data-start=\"916\" data-end=\"1053\"\u003eMost modern solar panels have an Isc (short-circuit current) of ~10–13 A, so 4 mm² cable provides plenty of headroom for a single string.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch2 data-start=\"1060\" data-end=\"1110\"\u003eInstallation Factors That Reduce Current Rating\u003c\/h2\u003e\n\u003cp data-start=\"1112\" data-end=\"1150\"\u003eDe-rate if any of the following apply:\u003c\/p\u003e\n\u003cul data-start=\"1151\" data-end=\"1318\"\u003e\n\u003cli data-start=\"1151\" data-end=\"1204\"\u003e\n\u003cp data-start=\"1153\" data-end=\"1204\"\u003eHigh ambient temperatures (roof spaces, summer sun)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1205\" data-end=\"1257\"\u003e\n\u003cp data-start=\"1207\" data-end=\"1257\"\u003eLong cable runs (voltage drop becomes the limiter)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1258\" data-end=\"1292\"\u003e\n\u003cp data-start=\"1260\" data-end=\"1292\"\u003eMultiple cables bundled together\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1293\" data-end=\"1318\"\u003e\n\u003cp data-start=\"1295\" data-end=\"1318\"\u003eConduit without airflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1320\" data-end=\"1413\"\u003eIn these cases, designers often step up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1363\" data-end=\"1372\"\u003e6 mm²\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eeven if current alone would allow 4 mm².\u003c\/p\u003e\n\u003ch2 data-start=\"1420\" data-end=\"1442\"\u003eQuick Rule of Thumb\u003c\/h2\u003e\n\u003cul data-start=\"1444\" data-end=\"1592\"\u003e\n\u003cli data-start=\"1444\" data-end=\"1487\"\u003e\n\u003cp data-start=\"1446\" data-end=\"1487\"\u003e\u003cstrong data-start=\"1446\" data-end=\"1470\"\u003eSingle solar string:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 mm² is ideal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1488\" data-end=\"1541\"\u003e\n\u003cp data-start=\"1490\" data-end=\"1541\"\u003e\u003cstrong data-start=\"1490\" data-end=\"1524\"\u003eParallel strings or long runs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econsider 6 mm²\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1542\" data-end=\"1592\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1592\"\u003e\u003cstrong data-start=\"1544\" data-end=\"1575\"\u003eContinuous loads near 30 A:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emove up a size\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"prodetails-text-title\"\u003e\n\u003ch3 data-start=\"1599\" data-end=\"1629\"\u003eSummary\u003c\/h3\u003e\n\u003cp data-start=\"1631\" data-end=\"1680\"\u003e\u003cstrong data-start=\"1631\" data-end=\"1678\"\u003e4 mm² (12 AWG) double-insulated solar cable\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1681\" data-end=\"1808\"\u003e\n\u003cli data-start=\"1681\" data-end=\"1715\"\u003e\n\u003cp data-start=\"1683\" data-end=\"1715\"\u003eContinuous rating:\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1702\" data-end=\"1713\"\u003e25–30 A\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1716\" data-end=\"1754\"\u003e\n\u003cp data-start=\"1718\" data-end=\"1754\"\u003eTypical PV string use:\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1741\" data-end=\"1752\"\u003e10–15 A\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1755\" data-end=\"1808\"\u003e\n\u003cp data-start=\"1757\" data-end=\"1808\"\u003eStandard compliance: EN 50618 \/ IEC 62930 (typical)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eCertification: TUV\/UL\u003cbr\u003eStandard: lEC 62930 \/ EN 50618:2014 \/ UL4703\u003cbr\u003eConductor: Class 5 (flexible) tinned copper, based on EN 60228 and IEC 60228\u003cbr\u003eInsulation \u0026amp; Sheath Jacket: Cross-Linked Polyolefin\u003cbr\u003eRated voltage: DC 1500V (between conductors and between conductor and earth), AC Uo\/U: 1.0\/1.0 KV\u003cbr\u003eApplication Class: A\u003cbr\u003eProtection Class: II\u003cbr\u003eWater performance: AD7\u003cbr\u003eTest voltage: 6500V, 50Hz, 10Min\u003cbr\u003eFire Performance: Flame non-propagation based on UNE-EN 60332-1 and IEC 60332-1\u003cbr\u003eTemperature Rating -40℃-90℃\u003cbr\u003eThe Max Temperature: 120℃\u003cbr\u003eCertification TUV\/UL\u003c\/div\u003e","brand":"Oddies Marine","offers":[{"title":"Black","offer_id":52849399595324,"sku":null,"price":3.5,"currency_code":"NZD","in_stock":true},{"title":"Red","offer_id":52849399628092,"sku":null,"price":3.5,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/6218\/3740\/files\/4mm-Solar-Cable_fbbde125-7555-4ec7-b322-cd7bdd57aae7.webp?v=1773175474","url":"https:\/\/oddiesmarine.co.nz\/products\/4mm2-12awg-25a-double-insulated-black-red-solar-cable","provider":"Oddies Marine","version":"1.0","type":"link"}