{"product_id":"121-470","title":"121-470","description":"This high-performance Auxiliary Switch is an essential component for contactors used in air compressor and HVAC systems. Functioning as a reliable air-proving and status-signaling device, this switch allows for the integration of secondary control circuits, such as indicator lights, safety interlocks, or auxiliary fans. Designed to mount directly to a primary contactor, it ensures that your system operates with precision by verifying electrical engagement. Whether you are troubleshooting a commercial cooling unit or maintaining industrial pneumatic equipment, this auxiliary contact block provides the durability and electrical integrity required for demanding applications. It is a critical replacement part for ensuring efficient system sequencing and motor control protection in air-handling and compression environments.\u003cbr\u003e\nType: Auxiliary Switch \/ Contactor Accessory\u003cbr\u003e\nSize: Small\u003cbr\u003e\nApplication: Commonly used in HVAC systems, industrial air compressors, commercial condensers, and heat pump units to provide auxiliary signaling and control circuit interlocking.\u003cbr\u003e\nSpecifications: Snap-on mounting for contactor integration; designed for pilot duty applications; provides additional normally open or normally closed contacts for system monitoring.","brand":"BCFurnace","offers":[{"title":"Auxiliary Switch, Contactor, Air Compressor \/ 121-470","offer_id":50217071345949,"sku":null,"price":86.66,"currency_code":"CAD","in_stock":true},{"title":"Auxiliary Switch, Contactor, Air Compressor \/ S1-02441624000","offer_id":50217071378717,"sku":null,"price":86.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/7298\/9981\/files\/35b0489b96f14fc881641954f564d3f8.webp?v=1773965368","url":"https:\/\/bcfurnace.myshopify.com\/products\/121-470","provider":"BCFurnace","version":"1.0","type":"link"}