{"product_id":"icp-hh18ha160-for-48tm400791","title":"ICP Temp Switch HH18HA160 for Model 48TM400791","description":"\u003cp\u003eThis is the exact ICP part \u003cb\u003eHH18HA160\u003c\/b\u003e installed at the factory in the \u003cb\u003e48TM400791\u003c\/b\u003e — not a will-fit substitute. Fitment guaranteed — free returns if it doesn't fit.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOpen Temp F\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClose Temp F\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReset Type\u003c\/td\u003e\n\u003ctd\u003eauto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003ehigh-temperature limit switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSPST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eCarrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCarrier\/Bryant\/Payne\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNote\u003c\/td\u003e\n\u003ctd\u003eRated L160-40F on multiple distributor domains: opens at 160F, auto-reset with 40F differential (closes ~120F). Cross-reference equivalents Lennox 20W37 and Trane CNT00921 both published as 'L160-40F, Auto Reset', confirming reset type. Electrical rating listed by one distributor (Mingledorff's) as SPST, 5A @ 240VAC \/ 10A @ 120VAC, quick-connect terminals.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003eHH18HA160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew — genuine OEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eSymptoms of a failing switch\u003c\/h3\u003e\u003cp\u003eWatch for: Error codes tracing to this component, the system short-cycles or locks out, performance that degrades under load. Catching it early protects the components around it.\u003c\/p\u003e\u003ch3\u003eReplacement guide\u003c\/h3\u003e\u003cp\u003eKill power before servicing and photograph the wiring and mounting. Swap the part, torque fasteners evenly, and route wires away from hot or moving surfaces. Run a complete cycle and verify normal operation before closing the panel.\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cb\u003eIs this the exact OEM part for my 48TM400791?\u003c\/b\u003e Yes — verified factory fitment for that model.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eNot sure of your model?\u003c\/b\u003e Chat with Mike with the number from your unit's nameplate and we'll confirm before you order.\u003c\/p\u003e","brand":"ICP","offers":[{"title":"Default Title","offer_id":63838535975283,"sku":"ICP-48TM400791-HH18HA160","price":54.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/icp-hh18ha160-for-48tm400791","provider":"National HVAC Parts","version":"1.0","type":"link"}