{"product_id":"air-dimensions-r254-bt-aa1-dia-vac-diaphragm-pump","title":"Air Dimensions R254-BT-AA1 Dia-Vac Diaphragm Pump","description":"\u003cdiv\u003e\u003cp\u003eAir Dimensions’ R254-BT-AA1 Dia-Vac Diaphragm Pump is a quad-head, high-vacuum Dia-Vac® pump in the R-Series designed for oil-free gas sampling and general vacuum tasks. Dia-Vac diaphragm technology provides oil-free, contamination-free, and leak-free operation, delivering reliable sampling performance in analytical and laboratory environments. The R-Series can be specified with multiple motor options, including General Purpose open-drip, TEFC, Brush-Type DC, Air Driven, and explosion\/flame-proof configurations to suit different power, environment, and duty requirements. For reference, single-head R-Series pumps list up to 29.5 inHg ultimate vacuum and up to about 150 LPM (SLPM) flow, and the quad-head topology is intended to scale capacity while preserving the same oil-free, inert-gas handling characteristics. Common applications include gas sampling in analytical instruments, vacuum line evacuation, and controlled gas transfer in research or process settings. Model R254-BT-AA1 identifies a quad-head general-purpose variant within the Dia-Vac family. \u003c\/p\u003e\u003c\/div\u003e","brand":"Air","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51657142436142,"sku":null,"price":2175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_5917552f-0895-4c4f-952e-d27408fa0512.jpg?v=1769466355","url":"https:\/\/plgautomation.com\/products\/air-dimensions-r254-bt-aa1-dia-vac-diaphragm-pump","provider":"PLG Automation ","version":"1.0","type":"link"}