{"product_id":"carrier-py2peb048130aa-pressure-switch-jria74","title":"OEM Carrier High Pressure Switch HK02ZA395 for PY2PEB048130AA","description":"\u003ch1\u003eOEM Carrier High Pressure Switch HK02ZA395 for Model PY2PEB048130AA\u003c\/h1\u003e\u003cp\u003eThis OEM high pressure switch (part number \u003cstrong\u003eHK02ZA395\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier PY2PEB048130AA\u003c\/strong\u003e packaged heat pump unit. The high pressure switch is a critical safety device that continuously monitors refrigerant pressure on the high side of the refrigeration circuit. When discharge pressure exceeds the factory-set threshold — typically caused by a blocked condenser coil, failed condenser fan motor, refrigerant overcharge, or restricted metering device — the switch opens the control circuit, shutting down the compressor to prevent catastrophic damage. Symptoms of a failed or faulty switch include repeated system lockouts, a compressor that won't start, or fault codes indicating a high-pressure trip on the control board.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e High-side pressure switch | Factory-set cut-out pressure | Normally closed (NC) contacts | Designed for R-410A refrigerant systems | Direct OEM replacement for HK02ZA395\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM switch is manufactured to exact Carrier factory tolerances for cut-out and reset pressure thresholds. Generic alternatives can have imprecise trip points, leading to either nuisance lockouts or, worse, inadequate compressor protection — making OEM the only recommended choice for this safety-critical component.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Refrigerant circuit work requires an EPA 608-certified technician. Tools needed: manifold gauge set, wire crimpers or heat-shrink connectors, multimeter, and safety glasses. Always recover refrigerant before replacing; verify system pressures after reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct-fit replacement for \u003cstrong\u003eCarrier model PY2PEB048130AA\u003c\/strong\u003e (4-ton packaged heat pump). Always verify the part number on your existing switch and cross-reference your unit's data plate before ordering. Our team is available to confirm fitment — reach out before you buy for complete peace of mind.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640565911923,"sku":"CARRIE-PY2PEB048130AA-PRESSURE_SWITCH-HK02ZA395","price":43.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640565944691,"sku":"CARRIE-PY2PEB048130AA-PRESSURE_SWITCH-HK02ZA395-GEN","price":38.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-pressure-switch-HK02ZA395_ca7701e7-bb2b-4ace-8e49-eaf4c738631d.jpg?v=1775033614","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py2peb048130aa-pressure-switch-jria74","provider":"National HVAC Parts","version":"1.0","type":"link"}