{"product_id":"carrier-pressure-switch-gb1aav048111aeja","title":"OEM Carrier Pressure Switch HK06NB124 for Model GB1AAV048111AEJA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Pressure Switch HK06NB124 for Model GB1AAV048111AEJA\u003c\/h1\u003e\n\u003cp\u003eThis genuine OEM Carrier pressure switch (HK06NB124) is a critical safety device on your GB1AAV048111AEJA furnace that confirms proper draft and venting before the burners light. It senses negative pressure from the inducer motor and proves the flue is clear; a failed switch or one stuck open causes the furnace to lock out with no heat, often flashing a pressure-related fault code. Calibrated to the exact trip point specified for the GB1AAV048111AEJA, this factory part prevents the nuisance lockouts and unsafe operation that mismatched aftermarket switches can cause. Installation is easy and DIY-friendly: turn off power, pull the hose(s) off the switch ports, remove the mounting screws, transfer the wires, and reverse — usually under 15 minutes with a nut driver. Inspect the rubber hose for cracks or condensate blockage while you're in there. Get reliable, safe heating with the precise OEM replacement. We keep this switch in stock and ship same-day on orders before 3PM CST, backed by our quality guarantee and HVAC support team.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model GB1AAV048111AEJA.\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":"Carrier","offers":[{"title":"Default Title","offer_id":62942769086835,"sku":"carrier-pressure-switch-gb1aav048111aeja","price":39.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-pressure-switch-gb1aav048111aeja.jpg?v=1781470691","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pressure-switch-gb1aav048111aeja","provider":"National HVAC Parts","version":"1.0","type":"link"}