{"product_id":"773-367","title":"773-367","description":"This premium York\/ETC 3-terminal air pressure switch is a vital safety component designed for high-efficiency HVAC systems and gas-fired furnaces. As an essential air proving switch, it monitors the pressure differential created by the draft inducer motor to ensure proper venting and combustion airflow. If the system detects a blocked flue or insufficient air movement, this switch prevents the ignition sequence, protecting your home from potential hazards. Rated at a precise 0.85\" WC set point, this durable replacement part ensures your heating system operates safely and reliably during the coldest months. Whether you are performing routine maintenance or a critical repair, this pressure switch provides the precise electrical sensing required for modern furnace control boards.\u003cbr\u003e\nType: Air Pressure Switch\u003cbr\u003e\nSize: Standard HVAC component size\u003cbr\u003e\nApplication: Used in gas-fired furnaces and HVAC heating units to monitor draft inducer airflow and ensure safe combustion conditions.\u003cbr\u003e\nSpecifications: 0.85\" Water Column (WC) pressure rating, 3-terminal electrical connection, air proving safety functionality.","brand":"BCFurnace","offers":[{"title":"YORK\/ETC 3 TERMINALS PRESSURE SWITCH 0.85\" WC \/ 773-367","offer_id":50572399051037,"sku":null,"price":243.94,"currency_code":"CAD","in_stock":true},{"title":"YORK\/ETC 3 TERMINALS PRESSURE SWITCH 0.85\" WC \/ S1-02423283700","offer_id":50572399083805,"sku":null,"price":243.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/0db274d7b19f40078c5dc195cfa2bd16.webp?v=1773964357","url":"https:\/\/bcfurnace.myshopify.com\/products\/773-367","provider":"BCFurnace","version":"1.0","type":"link"}