{"product_id":"632691","title":"632691R Nordyne PTCR Motor Starter","description":"\u003ch1\u003e632691R Nordyne PTCR Motor Starter \u003c\/h1\u003e\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe 632691R is an OEM PTC motor starting resistor (PTCR relay) engineered to provide reliable startup current for PSC blower and condenser fan motors in Nordyne HVAC and PTAC equipment. It incorporates a positive temperature coefficient ceramic element (designation MZ92D-40RN) that offers low resistance during motor spin-up, then heats up to sharply increase resistance and remove the start winding once full speed is reached. Housed in a heat-resistant enclosure with a two-pin polarized connector, it supports 208–230 VAC, 50\/60 Hz systems and delivers consistent performance under load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"relative pb-6 w-full after:border-b after:border-stroke-300 after:w-full after:absolute after:mt-3\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFactory-new OEM Nordyne part\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePTCR element type: MZ92D-40RN\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOperating voltage: 208–230 VAC, 50\/60 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTwo-pin polarized connector for plug-and-play replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRated continuous current: 3 A; startup current: 12–15 A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDurable, heat-resistant ABS housing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eReplaces the following Nordyne PTCR starters and connector styles:\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"relative max-w-full\"\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eOriginal Part Number\u003c\/th\u003e\n\u003cth\u003eConnector Style\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e632464\u003c\/td\u003e\n\u003ctd\u003e3-pin\u003c\/td\u003e\n\u003ctd\u003eEarlier three-connector PTC resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e632464R\u003c\/td\u003e\n\u003ctd\u003e3-pin\u003c\/td\u003e\n\u003ctd\u003eRevision of 632464\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e632691\u003c\/td\u003e\n\u003ctd\u003e2-pin\u003c\/td\u003e\n\u003ctd\u003ePrevious two-connector version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eCommonly found in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential PTAC models (e.g., 4EAT-08K-M4, 4EAT-12K-M7)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRooftop and packaged heat pump units using PSC motors\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAny Nordyne single-phase motor application requiring an MZ92D-40RN PTCR starter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch2\u003eInstallation and Service Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the motor’s voltage rating (208–230 VAC) matches the PTCR starter before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect connector pins for corrosion; clean contacts to ensure a solid electrical connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eWhen upgrading from a 3-pin to a 2-pin unit, reference the OEM wiring diagram and use an adapter harness if necessary.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplace immediately if the housing is cracked or if the motor exhibits slow starts, humming, or fail-to-start symptoms.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCross-Reference \u0026amp; Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM Nordyne replacements: 632464 → 632691R, 632464R → 632691R, 632691 → 632691R\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Quinn","offers":[{"title":"Default Title","offer_id":16078960001090,"sku":"632691","price":16.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/products\/632961R.jpg?v=1739526637","url":"https:\/\/hvacpartstore.com\/products\/632691","provider":"HVACpartstore","version":"1.0","type":"link"}