{"product_id":"carrier-ga1aad048130acja-pressure-switch-h43sp5","title":"OEM Carrier Pressure Switch for GA1AAD048130ACJA — HK06WC085","description":"\u003ch1\u003eOEM Carrier Pressure Switch for Model GA1AAD048130ACJA — HK06WC085 \/ HK06WC097\u003c\/h1\u003e\u003cp\u003eThis is the OEM-specified replacement pressure switch for the \u003cstrong\u003eCarrier GA1AAD048130ACJA\u003c\/strong\u003e packaged gas\/electric unit. The pressure switch is a critical safety device that monitors negative pressure generated by the inducer motor to confirm proper draft before allowing ignition. When the switch fails or sticks open, the control board will not advance past the inducer stage, resulting in a no-heat lockout condition, a flashing fault code, or a furnace that cycles the inducer repeatedly without ever firing the burners.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Rated water column (W.C.) pressure factory-matched to GA1AAD048130ACJA | Single-port diaphragm switch | 24V control circuit | Replaces OEM part numbers \u003cstrong\u003eHK06WC085\u003c\/strong\u003e (standard) and \u003cstrong\u003eHK06WC097\u003c\/strong\u003e (with mounting bracket) — verify your configuration before ordering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM pressure switches are calibrated to the exact W.C. set-point required by your unit's inducer and heat exchanger. Aftermarket substitutes often carry wider tolerances that can cause nuisance trips, failed safety checks, or — more dangerously — allow ignition under marginal draft conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power and gas before servicing. Tools needed: 1\/4\" nut driver, flathead screwdriver, manometer (recommended for verification), and zip ties for hose routing. Inspect rubber pressure hose for cracks or blockage before installing the new switch; a clogged hose is a common root cause of switch failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before 3 PM local time ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for \u003cstrong\u003eCarrier model GA1AAD048130ACJA\u003c\/strong\u003e packaged gas\/electric units. Note that part number \u003cstrong\u003eHK06WC097\u003c\/strong\u003e includes a mounting bracket — select accordingly based on your unit's existing hardware. Always cross-reference the W.C. rating printed on your original switch to confirm an exact match. Our HVAC parts specialists are available to verify fitment before you order — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909449503091,"sku":"CARRIE-GA1AAD048130ACJA-PRESSURE_SWITCH-HK06WC085","price":27.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909449535859,"sku":"CARRIE-GA1AAD048130ACJA-PRESSURE_SWITCH-HK06WC085-GEN","price":19.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-draft-inducer-HK06WC085_48157028-35d9-448c-be6b-20c8a56673f7.jpg?v=1782929813","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ga1aad048130acja-pressure-switch-h43sp5","provider":"National HVAC Parts","version":"1.0","type":"link"}