{"product_id":"norcold-refrigerator-cooling-unit-fan-639702-n7-n8-n10","title":"Norcold Refrigerator Cooling Unit Fan | 639702 | N7\/N8\/N10","description":"\u003cp\u003eKeep your Norcold RV refrigerator performing at its best with the \u003cstrong\u003eNorcold Refrigerator Cooling Unit Fan Assembly (Part #639702)\u003c\/strong\u003e. Direct replacement 12V DC cooling fan for Norcold N7, N8, and N10 Polar Series refrigerators — maintains proper airflow and cooling efficiency, meaningful for consistent temperature regulation even in warm ambient conditions. Compact square design in durable black finish.\u003c\/p\u003e\n\n\u003ch3\u003e⭐ Essential for Peak Performance in Hot Weather\u003c\/h3\u003e\n\u003cp\u003eStandout value: this fan is \u003cstrong\u003eessential for peak refrigerator performance in hot ambient temperatures\u003c\/strong\u003e. Meaningful benefits when working correctly:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConsistent temperature regulation\u003c\/strong\u003e even in warm conditions\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents overheating\u003c\/strong\u003e of the cooling unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtends refrigerator lifespan\u003c\/strong\u003e by reducing thermal stress\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHighly recommended\u003c\/strong\u003e — a smart part to keep on hand as a spare while traveling. Refrigerator failures on the road are difficult and expensive to service; a spare fan is cheap insurance.\u003c\/p\u003e\n\n\u003ch3\u003eCompatible Norcold Refrigerator Models\u003c\/h3\u003e\n\u003cp\u003eDirect fit for the following Polar Series models (letters and numbers listed after the main model number don't affect fitment):\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eN7X\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eN7XF\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eNA7\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eN8X\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eN8XF\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eNA8\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eN10 series\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat This Does\u003c\/h3\u003e\n\u003cp\u003eThe cooling unit fan \u003cstrong\u003emaintains proper airflow across the refrigerator's cooling unit\u003c\/strong\u003e — meaningful for the absorption cooling process, especially in hot ambient conditions where passive convection alone isn't sufficient. When the fan fails, cooling performance degrades rapidly and the refrigerator may not hold temperature.\u003c\/p\u003e\n\u003ch3\u003eDifferent Norcold Series?\u003c\/h3\u003e\n\u003cp\u003eFor Norcold 1200, 1210, or 2118 series refrigerators, see the \u003ca href=\"https:\/\/thervsurplus.com\/products\/norcold-refrigerator-cooling-fan-637154-1200-1210-2118\"\u003eNorcold Refrigerator Cooling Fan (637154)\u003c\/a\u003e — different-series alternative. Cooling fans are not interchangeable between refrigerator families.\u003c\/p\u003e\n\u003ch3\u003eRelated Norcold Refrigerator Service Parts\u003c\/h3\u003e\n\u003cp\u003eOther Norcold service parts in the catalog:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/norcold-top-hinge-bracket-cover-kit-640029-polar-series\"\u003eNorcold Top Hinge Bracket + Cover Kit (640029)\u003c\/a\u003e — Polar Series N8 top hinge (SN 29460085+)\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/norcold-freezer-door-panel-retainer-638536-polar-n7-n8-n10-na10\"\u003eNorcold Freezer Door Panel Retainer (638536)\u003c\/a\u003e — Polar Series N7\/N8\/N10\/NA10 freezer door panel\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/norcold-refrigerator-control-panel-51023-n8dc-n10dc-sn\"\u003eNorcold Refrigerator Control Panel Assembly (51023 \/ was 641592)\u003c\/a\u003e — for N8DC\/N10DC DC compressor variants\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"https:\/\/thervsurplus.com\/products\/norcold-service-control-housing-kit-640091-n10dc-series\"\u003eNorcold Service Control Housing Kit (640091)\u003c\/a\u003e — control housing for N10DC family\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 4-11\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4-11\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 1-1\/2\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 639702\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBlack Finish\u003c\/h3\u003e\n\n\u003ch3\u003e⚠️ Professional Installation Recommended\u003c\/h3\u003e\n\u003cp\u003eInstallation involves accessing the refrigerator cooling unit area, disconnecting the failed fan, and installing the replacement with correct wiring polarity. Installation should be performed by a \u003cstrong\u003equalified RV service technician\u003c\/strong\u003e unless you have prior experience with Norcold refrigerator service.\u003c\/p\u003e\n\n\u003ch3\u003eGenuine Norcold \/ Thetford OEM\u003c\/h3\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Norcold \/ Thetford OEM\u003c\/strong\u003e refrigerator cooling unit fan assembly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 639702\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e12V DC\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFor Norcold N7, N8, N10 Polar Series\u003c\/strong\u003e (N7X, N7XF, NA7, N8X, N8XF, NA8, N10 series)\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e⭐ Essential for peak performance in hot ambient temperatures\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecommended as a spare\u003c\/strong\u003e to keep on hand while traveling\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents overheating\u003c\/strong\u003e and extends refrigerator lifespan\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact square design:\u003c\/strong\u003e 4-11\/16\"W × 4-11\/16\"H × 1-1\/2\"D\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eBlack finish\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand: Norcold \/ Thetford\u003c\/li\u003e\n  \u003cli\u003ePart Number: 639702\u003c\/li\u003e\n  \u003cli\u003eType: RV Refrigerator Cooling Unit Fan Assembly\u003c\/li\u003e\n  \u003cli\u003eVoltage: 12V DC\u003c\/li\u003e\n  \u003cli\u003eFunction: Maintains airflow across refrigerator cooling unit for consistent temperature regulation\u003c\/li\u003e\n  \u003cli\u003eCompatible Models: N7X, N7XF, NA7, N8X, N8XF, NA8, N10 series (letters\/numbers after main model number don't affect fitment)\u003c\/li\u003e\n  \u003cli\u003eWidth: 4-11\/16\"\u003c\/li\u003e\n  \u003cli\u003eHeight: 4-11\/16\"\u003c\/li\u003e\n  \u003cli\u003eDepth: 1-1\/2\"\u003c\/li\u003e\n  \u003cli\u003eColor: Black\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Norcold","offers":[{"title":"Default Title","offer_id":58368259031343,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/norcold_fan_639702__35536.webp?v=1787680506","url":"https:\/\/thervsurplus.com\/products\/norcold-refrigerator-cooling-unit-fan-639702-n7-n8-n10","provider":"The RV Surplus","version":"1.0","type":"link"}