{"product_id":"001-118","title":"001-118","description":"Ensure your HVAC system operates safely and efficiently with this high-quality Air Pressure Switch. Designed as a critical air proving component, this switch monitors the airflow within your heating and cooling equipment to verify that the blower motor is functioning correctly before allowing the system to proceed with its operational cycle. By sensing pressure differentials, it acts as a vital safety mechanism, preventing the unit from running under unsafe or inefficient conditions. This durable pressure switch is an essential replacement part for commercial and residential HVAC systems, specifically packaged rooftop units and air handlers. Replacing a malfunctioning air pressure sensor can resolve common issues such as ignition failure, frequent system cycling, and safety lockouts, restoring reliable performance to your indoor climate control system.\u003cbr\u003e\nType: Air Pressure Switch \/ Air Proving Switch\u003cbr\u003e\nSize: Standard HVAC control component\u003cbr\u003e\nApplication: Used in commercial heating and cooling systems, packaged air conditioners, rooftop HVAC units, and industrial air handling equipment to prove airflow and ensure blower operation.\u003cbr\u003e\nSpecifications: Fixed setpoint pressure sensing, designed for air proving applications, durable construction for high-cycle reliability.","brand":"BCFurnace","offers":[{"title":"LENNOX SWITCH, PRESSURE - YK-4.4 \/ 001-118","offer_id":50215955038493,"sku":null,"price":267.61,"currency_code":"CAD","in_stock":true},{"title":"LENNOX SWITCH, PRESSURE - YK-4.4 \/ 12C98","offer_id":50215955071261,"sku":null,"price":267.61,"currency_code":"CAD","in_stock":true}],"url":"https:\/\/bcfurnace.myshopify.com\/products\/001-118","provider":"BCFurnace","version":"1.0","type":"link"}