{"product_id":"040-109","title":"040-109","description":"This high-performance High Pressure Switch, also known as an Air Proving Switch, is an essential safety device for HVAC and air handling systems. Designed to monitor internal air pressure, this switch ensures that your heating or cooling unit operates within safe parameters by detecting pressure changes and preventing system operation during hazardous conditions. A faulty pressure switch can lead to system lockouts, failure to start, or intermittent shutdowns. Replacing a worn-out sensor with this reliable air pressure switch helps maintain the efficiency and longevity of your equipment, protecting sensitive components like compressors from damage caused by high-pressure spikes or airflow obstructions.\u003cbr\u003e\nType: Air Pressure Switch\u003cbr\u003e\nSize: Standard HVAC Component\u003cbr\u003e\nApplication: Commonly used in commercial and residential HVAC units, furnaces, and air handlers to monitor airflow and system pressure for safety compliance.\u003cbr\u003e\nSpecifications: Calibrated for high-pressure detection; features durable housing and standard electrical terminals for seamless integration into existing control circuits.","brand":"BCFurnace","offers":[{"title":"High Pressure Switch, 660-505# \/ 040-109","offer_id":50215314948381,"sku":null,"price":89.67,"currency_code":"CAD","in_stock":true},{"title":"High Pressure Switch, 660-505# \/ HK02SA420","offer_id":50215314981149,"sku":null,"price":89.67,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/2dd0284aefa548ceaf59ade70d5c5035.webp?v=1773957933","url":"https:\/\/bcfurnace.myshopify.com\/products\/040-109","provider":"BCFurnace","version":"1.0","type":"link"}