{"product_id":"oem-lennox-104549-13-pressure-switch-w-stg-70-45-14a55","title":"OEM Lennox 104549-13 Pressure Switch W-Stg-.70\/-.45 — 14A55","description":"\u003cp\u003eThe \u003cstrong\u003eLennox 14A55\u003c\/strong\u003e (OEM part 104549-13) is an original equipment pressure switch rated at -.70 and -.45 inches water column, designed for W-stage Lennox furnace applications requiring precise draft pressure monitoring. This switch acts as a key safety device, preventing the furnace from firing unless the inducer has established the correct negative pressure in the system. If your Lennox furnace is experiencing no-heat situations, repeated lockouts, or pressure switch fault codes, a failed 14A55 switch is a likely cause.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081038807411,"sku":"LNX-14A55","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-104549-13-pressure-switch-w-stg-70-45-14a55","provider":"National HVAC Parts","version":"1.0","type":"link"}