{"product_id":"120030904-pressure-switch-valve-for-carrier-supra-1950mt-1850mt-1850-1800","title":"120030904 Pressure Switch Valve for Carrier Supra 1950MT 1850MT 1850 1800","description":"\u003cstrong\u003eThis Pressure Switch Valve is a replacement pressure switch valve compatible with Carrier Supra models 1950MT, 1850MT, 1850, 1800 and matches OEM Part# 12-00309-04.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003eThe pressure switch valve 12-00309-04 is a critical component for Carrier Supra transport refrigeration units. It controls refrigerant pressure to ensure efficient cooling operation, making it essential for maintaining proper temperature in cargo trailers equipped with these units.\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement with part number 12-00309-04\u003c\/li\u003e\n\u003cli\u003ePrecise pressure activation thresholds for reliable system cycling\u003c\/li\u003e\n\u003cli\u003eRugged construction designed for heavy-duty transport environments\u003c\/li\u003e\n\u003cli\u003eEasy installation using existing mounting and electrical connections\u003c\/li\u003e\n\u003cli\u003eHelps prevent compressor damage from improper pressure levels\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCarrier Supra 1950MT\u003c\/li\u003e\n\u003cli\u003eCarrier Supra 1850MT\u003c\/li\u003e\n\u003cli\u003eCarrier Supra 1850\u003c\/li\u003e\n\u003cli\u003eCarrier Supra 1800\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacing a failed pressure switch in Carrier Supra refrigeration systems\u003c\/li\u003e\n\u003cli\u003eRestoring proper cooling cycle operation in refrigerated trailers\u003c\/li\u003e\n\u003cli\u003eUsed during routine service of truck and trailer reefer units\u003c\/li\u003e\n\u003cli\u003eRepairing pressure-related faults such as short cycling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 12-00309-04\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Pressure switch valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Carrier Supra transport refrigeration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this switch compatible with Carrier Supra 1950MT? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is listed for 1950MT as well as 1850MT, 1850, and 1800 models.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I install this myself? \u003cstrong\u003eA:\u003c\/strong\u003e Installation requires basic mechanical and electrical skills, but we recommend professional service for refrigerant handling.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53678037696785,"sku":"ZZ2Z00433","price":37.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/1_73aba48f-db8c-4a7f-9602-7bcddc74d1a5.jpg?v=1781614028","url":"https:\/\/www.duraforce.com\/products\/120030904-pressure-switch-valve-for-carrier-supra-1950mt-1850mt-1850-1800","provider":"DURAFORCE","version":"1.0","type":"link"}