{"product_id":"welch-3081-80-crvpro-8-chem-chemically-resistant-vacuum-pump","title":"Welch 3081-80 CRVpro 8 Chem Chemically Resistant Vacuum Pump","description":"\u003ch3 dir=\"auto\"\u003eWelch CRVPro 8 Chem Vacuum Pump – 3081-80\u003c\/h3\u003e\n\u003cp style=\"white-space: pre-wrap;\" dir=\"auto\"\u003eThe new Welch CRVPro8 Chem vacuum pump is designed with an additional oil sump to protect the vacuum from reactive emissions commonly found in freeze drying, concentrators, and other processes containing reactive emissions such as TFA and acetonitrile. At 5.6 CFM (160 L\/min), the CRVPro8 Chem is perfect for common freeze dryer sizes.\u003c\/p\u003e\n\u003cp style=\"white-space: pre-wrap;\" dir=\"auto\"\u003eThe CRVPro 8 Chem is a drop-in replacement and upgrade of the popular Welch model 8917A-80. This chemically resistant version features enhanced internal protection, making it ideal for aggressive solvent vapors and corrosive applications where standard pumps would degrade quickly.\u003c\/p\u003e\n\u003ch4 dir=\"auto\"\u003eKey Features\u003c\/h4\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eChemically enhanced oil sump for superior protection\u003c\/li\u003e\n\u003cli\u003e5.6 CFM (160 L\/min) pumping speed\u003c\/li\u003e\n\u003cli\u003eDeep vacuum performance\u003c\/li\u003e\n\u003cli\u003eQuiet and reliable direct drive design\u003c\/li\u003e\n\u003cli\u003eExcellent for freeze drying and solvent evaporation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"white-space: pre-wrap;\" dir=\"auto\"\u003eWhether you're replacing an older 8917A-80 or looking for a more robust pump for chemical duty freeze drying, the Welch CRVPro 8 Chem delivers improved durability and consistent performance.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eWelch CRVpro 8 Chem Vacuum Pump – 3081-80 Specifications\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv dir=\"auto\"\u003e\n\u003ctable dir=\"auto\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth data-col-size=\"lg\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-col-size=\"sm\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e3081-80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eOil Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e2 Liters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eUltimate Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e0.002 Torr (0.003 mbar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e61.6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eInlet Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003eNW16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003e115V Order Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e3081-80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eFree Air Displacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e5.6 CFM (158 L\/min)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eExhaust Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003eNW16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eDimensions (LxWxH)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003e18.2 x 11.1 x 9.2 inches (462 x 282 x 234 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eGas Ballast\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003e\u003cstrong\u003eAgency (National Recognized Lab)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"sm\"\u003ecUL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"MsoNormal\"\u003e \u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eNeed help confirming compatibility or ordering?\u003c\/b\u003e Email \u003cb\u003e\u003ca href=\"mailto:support@chemtechsci.com\" target=\"_blank\"\u003esupport@chemtechsci.com\u003c\/a\u003e\u003c\/b\u003e or call \u003cb\u003e(484) 424-9415\u003c\/b\u003e.\u003c\/p\u003e","brand":"Chemtech Scientific Incorporated","offers":[{"title":"Default Title","offer_id":42847203917973,"sku":null,"price":6103.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/products\/welch-3081-80-crvpro-8-chem-chemically-resistant-vacuum-pump-27825564156053.jpg?v=1779795074","url":"https:\/\/www.chemtechsci.com\/products\/welch-3081-80-crvpro-8-chem-chemically-resistant-vacuum-pump","provider":"Chemtech Scientific Incorporated","version":"1.0","type":"link"}