{"product_id":"payne-pressure-switch-pa12na04200gacaa","title":"OEM Payne Pressure Switch HK06WC078 for Model PA12NA04200GACAA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Payne Pressure Switch HK06WC078 for Model PA12NA04200GACAA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Payne pressure switch (HK06WC078) provides vital protection for your air conditioning system by monitoring refrigerant pressure and disabling the compressor whenever pressure exceeds safe high or low thresholds. Built as a factory-direct replacement for the Payne PA12NA04200GACAA condenser, it guards your compressor and coil against damage from overcharging, blocked airflow, dirty coils, or refrigerant leaks. A failed or tripping pressure switch can cause no-cooling conditions, nuisance shutdowns, or a unit that won't run—installing a genuine OEM switch restores safe, dependable operation. This repair is moderate in difficulty: power off the unit at the disconnect, isolate or recover refrigerant as needed, detach the wiring leads, unthread the old switch, and install the replacement with correct sealing. If you aren't experienced with sealed refrigerant systems, we recommend a qualified HVAC technician. OEM parts ensure accurate trip thresholds and a precise fit. In stock now—order before 3PM CST and it ships the same business day.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Payne model PA12NA04200GACAA.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Payne","offers":[{"title":"Default Title","offer_id":62942538269043,"sku":"payne-pressure-switch-pa12na04200gacaa","price":36.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-pressure-switch-pa12na04200gacaa.jpg?v=1781475680","url":"https:\/\/nationalhvacparts.com\/products\/payne-pressure-switch-pa12na04200gacaa","provider":"National HVAC Parts","version":"1.0","type":"link"}