{"product_id":"relay-universal-refrigerator-compressor-qz2-80h","title":"Relay Universal Refrigerator Compressor QZ2-80H","description":"\u003cp\u003eMotor starter relay module, 6 terminal, marked QZ2-80H. This is a universal PTC (Positive Temperature Coefficient) compressor start relay and overload protector used in mini-fridges, wine coolers, and chest freezers from brands like Haier, Midea, Danby, LG, Whirlpool, and Kenmore. Listed for EUROTECH: ED-BF42\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSymptoms of a Bad QZ2-80H Relay\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eClick-Clack Sound:\u003c\/b\u003e The compressor tries to start, fails, and clicks every 3 to 5 minutes as the overload protector trips. \u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eHot Compressor:\u003c\/b\u003e The compressor body feels burning hot to the touch because power repeatedly cycles to the start winding.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eNo Cooling:\u003c\/b\u003e The refrigerator or freezer motor fails to run.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eSpecifications \u0026amp; Testing\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eNormal Resistance:\u003c\/b\u003e A working QZ2-80H PTC starter typically measures between \u003cb\u003e4 to 50 ohms\u003c\/b\u003e (or 3 to 12 ohms depending on the specific terminal measurement) at room temperature. \u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eFailure Resistance:\u003c\/b\u003e If your multimeter reads \u003cb\u003eover 50 ohms\u003c\/b\u003e (or shows open\/infinite resistance \/ OL), the PTC chip is burned out and needs replacement. \u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l2 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Roughly 32 x 25.5 x 28.5 mm (weighing around 20g)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eReplacement Steps\u003c\/b\u003e\u003c\/p\u003e\n\u003col style=\"margin-top: 0cm;\" start=\"1\" type=\"1\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eUnplug the refrigerator\u003c\/b\u003e from the electrical outlet.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eAccess the compressor\u003c\/b\u003e by removing the lower back service panel and the plastic cover attached to the compressor side.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003ePull off the old QZ2-80H relay\u003c\/b\u003e and overload protector unit directly from the metal pins on the side of the compressor.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;\"\u003e\n\u003cb\u003eDisconnect the wiring harness\u003c\/b\u003e and inspect the pins or internal ceramic PTC disc for charring.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e","brand":"ETECH","offers":[{"title":"Default Title","offer_id":67621656428792,"sku":"QZ2-80H","price":44.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0006\/6601\/files\/QZ2-80H.jpg?v=1791670237","url":"https:\/\/eurotechnz.co.nz\/products\/relay-universal-refrigerator-compressor-qz2-80h","provider":"Eurotech NZ","version":"1.0","type":"link"}