{"product_id":"allen-bradley-836t-d452j-pressure-differential-controller","title":"Allen-Bradley 836T-D452J Pressure Differential Controller","description":"\u003cdiv\u003e\u003cp\u003eAllen-Bradley 836T-D452J is a D-Style differential pressure controller from Rockwell Automation’s 836T family. It functions as a pressure difference control switch, converting a sensed differential pressure into an electrical output, with a copper-alloy bellows mechanism that provides reliable sensing in harsh industrial environments. The unit targets an operating differential range of 5 to 40 psi, making it suitable for pneumatic and hydraulic applications where a precise pressure threshold must trigger downstream action. The 836T-D452J is designed for use in machine tools and process equipment that rely on stable differential pressure to regulate valves, dampers, or other control elements, helping maintain consistent process conditions and protect equipment from pressure fluctuations. As part of the 836T series, it emphasizes external adjustability and robust, field-serviceable construction common to Rockwell’s legacy pressure controls. The D-Style enclosure and differential-control configuration distinguish this model within the family, enabling straightforward installation in compatible control circuits that expect a differential pressure switch with a 5–40 psi range.\u003c\/p\u003e\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"New","offer_id":51659285561646,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_d7b61754-bbcc-4610-b177-1bbfe4aee3ca.jpg?v=1769529028","url":"https:\/\/plgautomation.com\/products\/allen-bradley-836t-d452j-pressure-differential-controller","provider":"PLG Automation ","version":"1.0","type":"link"}