{"product_id":"oem-goodman-low-pressure-switch-for-aph1642m41ab-0130m00075","title":"OEM Goodman Low Pressure Switch for APH1642M41AB — 0130M00075","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e0130M00075 Low Pressure Switch\u003c\/strong\u003e is a genuine OEM safety control engineered for the \u003cstrong\u003eAPH1642M41AB\u003c\/strong\u003e heat pump and matching Goodman\/Amana units. Installed on the suction (low) side of the refrigerant circuit, it senses when pressure drops too low — from a refrigerant leak, undercharge, or blocked metering device — and interrupts the compressor circuit to prevent it from running dry and overheating. It is the system's first line of defense against expensive loss-of-charge compressor failure.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0130M00075\u003c\/li\u003e\n\u003cli\u003eCompatible Model: APH1642M41AB (Heat Pump)\u003c\/li\u003e\n\u003cli\u003eFunction: Low-side \/ loss-of-charge pressure cut-off (auto-reset)\u003c\/li\u003e\n\u003cli\u003eConnection: Factory quick-connect terminals\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (also fits Amana equivalents)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eAs a calibrated \u003cstrong\u003esafety switch\u003c\/strong\u003e, the OEM 0130M00075 opens and closes at the precise pressures Goodman specified for this heat pump. Aftermarket switches with generic set points risk nuisance lockouts in cold weather or failing to protect the compressor during a slow leak. Genuine OEM ensures the right thresholds and a leak-free fit.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3 of 5).\u003c\/strong\u003e Quick-connect versions install without recovering refrigerant — power down the unit, transfer the leads, and verify the port seats fully. Threaded-line versions call for an EPA-certified technician. Budget 30–60 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058298306931,"sku":"GOODMAN-0130M00075","price":22.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-low-pressure-switch-for-aph1642m41ab-0130m00075","provider":"National HVAC Parts","version":"1.0","type":"link"}