{"product_id":"thermo-king-5d51020-control-board-rev-1","title":"Thermo King 5D51020 Control Board (Rev 1)","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline; color: rgb(0, 170, 255);\"\u003e\u003cstrong\u003eUsed. Excellent working condition.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"224\" data-end=\"543\"\u003eThe \u003cstrong data-start=\"228\" data-end=\"251\"\u003eThermo King 5D51020\u003c\/strong\u003e is an original \u003cstrong data-start=\"267\" data-end=\"309\"\u003eelectronic control board (control PCB)\u003c\/strong\u003e used in \u003cstrong data-start=\"318\" data-end=\"363\"\u003eThermo King transport refrigeration units\u003c\/strong\u003e. This board is designed to manage control signals, relay outputs, protection circuits, and system logic required for reliable operation of truck and trailer refrigeration systems.\u003c\/p\u003e\n\u003cp data-start=\"545\" data-end=\"760\"\u003eBased on the board markings (\u003cstrong data-start=\"574\" data-end=\"607\"\u003eThermo King P\/N 5D51020 Rev 1\u003c\/strong\u003e), this module integrates relays, fuses, LED status indicators, and multi-pin connectors for direct interface with the refrigeration unit wiring harness.\u003c\/p\u003e\n\u003cp data-start=\"762\" data-end=\"961\"\u003eManufactured for \u003cstrong data-start=\"779\" data-end=\"820\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eThermo King\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e, this control board is intended for professional service replacement, system repair, and maintenance of Thermo King refrigeration equipment.\u003c\/p\u003e\n\u003ch3 data-start=\"963\" data-end=\"980\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-start=\"981\" data-end=\"1481\"\u003e\n\u003cli data-start=\"981\" data-end=\"1041\"\u003e\n\u003cp data-start=\"983\" data-end=\"1041\"\u003e\u003cstrong data-start=\"983\" data-end=\"1000\"\u003eProduct type:\u003c\/strong\u003e Electronic control board \/ Control PCB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1042\" data-end=\"1086\"\u003e\n\u003cp data-start=\"1044\" data-end=\"1086\"\u003e\u003cstrong data-start=\"1044\" data-end=\"1072\"\u003eThermo King part number:\u003c\/strong\u003e \u003cstrong data-start=\"1073\" data-end=\"1084\"\u003e5D51020\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1087\" data-end=\"1110\"\u003e\n\u003cp data-start=\"1089\" data-end=\"1110\"\u003e\u003cstrong data-start=\"1089\" data-end=\"1102\"\u003eRevision:\u003c\/strong\u003e Rev 1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1111\" data-end=\"1197\"\u003e\n\u003cp data-start=\"1113\" data-end=\"1197\"\u003e\u003cstrong data-start=\"1113\" data-end=\"1126\"\u003eFunction:\u003c\/strong\u003e System control, relay switching, signal distribution, and monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1198\" data-end=\"1266\"\u003e\n\u003cp data-start=\"1200\" data-end=\"1266\"\u003e\u003cstrong data-start=\"1200\" data-end=\"1221\"\u003eBoard components:\u003c\/strong\u003e Integrated relays, fuses, LEDs, connectors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1267\" data-end=\"1347\"\u003e\n\u003cp data-start=\"1269\" data-end=\"1347\"\u003e\u003cstrong data-start=\"1269\" data-end=\"1285\"\u003eApplication:\u003c\/strong\u003e Thermo King transport refrigeration units (truck \u0026amp; trailer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1348\" data-end=\"1393\"\u003e\n\u003cp data-start=\"1350\" data-end=\"1393\"\u003e\u003cstrong data-start=\"1350\" data-end=\"1367\"\u003eInstallation:\u003c\/strong\u003e Internal control module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1394\" data-end=\"1481\"\u003e\n\u003cp data-start=\"1396\" data-end=\"1481\"\u003e\u003cstrong data-start=\"1396\" data-end=\"1409\"\u003eUse case:\u003c\/strong\u003e Replacement, repair, and spare part for refrigeration control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Proelectronica","offers":[{"title":"Default Title","offer_id":44820778188834,"sku":null,"price":675.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/0014\/1346\/files\/s-l1600_6031bbb7-5133-4e43-831d-e1f385afc6a9.webp?v=1770657585","url":"https:\/\/proelectronica.net\/products\/thermo-king-5d51020-control-board-rev-1","provider":"Proelectronica","version":"1.0","type":"link"}