{"product_id":"oem-goodman-high-pressure-cut-off-switch-for-aph1543m41ba-0130m00074","title":"OEM Goodman High Pressure Cut-Off Switch for APH1543M41BA — 0130M00074","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0130M00074 High Pressure Cut-Off Switch\u003c\/strong\u003e is a genuine OEM safety control for the \u003cstrong\u003eAPH1543M41BA\u003c\/strong\u003e heat pump. Wired into the compressor control circuit, this switch monitors refrigerant discharge pressure and opens automatically if it climbs to an unsafe level — protecting the compressor from damage caused by a blocked condenser, failed fan, overcharge, or dirty coil. A faulty or stuck switch is a common cause of no-cool calls and short cycling.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: High-side pressure cut-off (safety limit)\u003c\/li\u003e\n\u003cli\u003eAction: Opens on high discharge pressure, auto-resets on drop\u003c\/li\u003e\n\u003cli\u003eApplication: Goodman\/Amana heat pump refrigerant circuit\u003c\/li\u003e\n\u003cli\u003eCompatibility: APH1543M41BA (verify pressure rating against your unit)\u003c\/li\u003e\n\u003cli\u003eFit: Direct OEM replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine Goodman OEM switch\u003c\/strong\u003e is calibrated to the exact cut-out and cut-in pressures the unit was designed around. Generic switches may trip at the wrong setpoints — either nuisance-tripping in normal operation or failing to protect the compressor. On a safety control, correct calibration is not optional.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e This part connects to the refrigerant circuit. Most models use a Schrader-style fitting that avoids recovering charge, but always follow the wiring diagram, disconnect power, and confirm the port type before removing. If the switch is brazed in, professional refrigerant recovery is required. Recommended for HVAC technicians.\u003c\/p\u003e\u003cp\u003eGenuine Goodman safety part, in stock and ready to ship.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058289230195,"sku":"GOODMAN-15637","price":34.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-high-pressure-cut-off-switch-for-aph1543m41ba-0130m00074","provider":"National HVAC Parts","version":"1.0","type":"link"}