{"product_id":"773-130","title":"773-130","description":"Ensure your heating system operates safely and efficiently with this high-quality Lennox 0.75\" WC Pressure Switch. Designed as an essential air proving safety device for gas furnaces, this switch monitors the negative pressure created by the inducer fan to verify proper venting of combustion gases. If the airflow is insufficient, the switch prevents the ignition sequence, protecting your HVAC system from malfunctions and hazardous conditions. This 0.75\" water column pressure sensor is a reliable solution for common furnace issues like failing to start or cycling off prematurely. Built to meet rigorous HVAC standards, it provides a precise response to pressure changes, making it an ideal replacement part for maintaining peak performance in residential heating applications.\u003cbr\u003e\nType: Air Pressure Switch\u003cbr\u003e\nSize: Standard HVAC Component\u003cbr\u003e\nApplication: Commonly used in residential gas-fired furnaces and HVAC heating systems to monitor draft inducer airflow and ensure safe combustion venting.\u003cbr\u003e\nSpecifications: Pressure Rating: 0.75\" WC (Water Column); Function: Air Proving\/Safety Cut-off","brand":"BCFurnace","offers":[{"title":"LENNOX PRESSURE SWITCH 0.75\" WC \/ 773-130","offer_id":47251296485661,"sku":null,"price":197.41,"currency_code":"CAD","in_stock":true},{"title":"LENNOX PRESSURE SWITCH 0.75\" WC \/ 67K27","offer_id":47251296518429,"sku":null,"price":197.41,"currency_code":"CAD","in_stock":true},{"title":"LENNOX PRESSURE SWITCH 0.75\" WC \/ 71K11","offer_id":47251296551197,"sku":null,"price":197.41,"currency_code":"CAD","in_stock":true},{"title":"LENNOX PRESSURE SWITCH 0.75\" WC \/ LB-90973A","offer_id":47251296583965,"sku":null,"price":197.41,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/4db36a015ee947fa841b09234b8a17af.webp?v=1773967214","url":"https:\/\/bcfurnace.myshopify.com\/products\/773-130","provider":"BCFurnace","version":"1.0","type":"link"}