{"product_id":"welch-8907a-direct-drive-vacuum-pump","title":"Welch 8907A Direct Drive Vacuum Pump","description":"\u003cp style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e*****ALERT*****\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eManufacturer Welch Vacuum has replaced this product line with the Welch CRVpro series. This pump is no longer in production. Please find the direct replacement for this vacuum pump here: \u003c\/p\u003e\n\u003ctable width=\"601\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"601\"\u003e\u003ca href=\"https:\/\/www.chemtechsci.com\/products\/welch-crv-pro-4-catalog-3041-01-direct-drive-pump\"\u003ehttps:\/\/www.chemtechsci.com\/products\/welch-crv-pro-4-catalog-3041-01-direct-drive-pump\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Welch CRVpro series is the latest innovation in the high vacuum, direct-driven vacuum space. Vacuum users can expect increased reliability and longer service live when compared to other direct drive, rotary vane vacuum pumps.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConsumes up to 36% less oil than comparable pumps\u003c\/li\u003e\n\u003cli\u003eRuns 10°C cooler than comparable pumps. This reduced the degradation of vacuum pump oil, increasing the running time between service intervals.\u003c\/li\u003e\n\u003cli\u003eHas a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals.\u003c\/li\u003e\n\u003cli\u003eHas a chemical resistant coating in the oil case and pump module. Protects non-moving parts. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e-------------------------------------------------------------------------------------------------------------------\u003c\/p\u003e\n\u003ctable width=\"545\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"555\" colspan=\"2\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe Welch 8907A Direct Drive vacuum pump is a robust vacuum pump for applications requiring pressures \u0026lt; 1 Torr. The 8907A achieves \u0026lt; 0.001 Torr with a pumping speed of 73 liters\/min (2.6 CFM).\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTwo stage, oil sealed vacuum pumps should not be operated continuously at pressures above 1 Torr. Operating this vacuum pump at higher pressure will induce excessive oil spraying from the exhaust of the vacuum pump causing premature failure and void warranty. Please consult your Chemtech Scientific Representative for consultation, should the ultimate pressure of your process run above 1 Torr.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"137\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"418\"\u003e\n\u003cp\u003e\u003cstrong\u003e1 L Premium vacuum oil, 8995P-11\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"137\"\u003e\n\u003cp\u003e\u003cstrong\u003eCommon accessory, not included\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"418\"\u003e\n\u003cp\u003e\u003cstrong\u003eExhaust filter\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003ePumping Speed\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e2.6 CFM (73 l\/min)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eMax. Vacuum\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e0.001 torr\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eOil Capacity\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e1 qt\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eTubing Needed\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e7\/16\"(11 mm)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eInlet Connection\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eUNIBARB\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eIntake \/ Exhaust threads\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e(1 1\/8-20 )\/ (1-20)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003ePump RPM @ 60 hz\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e1725\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions LxWxH\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e18.5x6.5x9.6\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e55 lb (25 kg)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003eWiring\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e115V, 60 hz\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Welch","offers":[{"title":"Default Title","offer_id":1133053844,"sku":"8907A","price":2377.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/products\/welch-8907a-direct-drive-vacuum-pump-15800008800.png?v=1779794246","url":"https:\/\/www.chemtechsci.com\/products\/welch-8907a-direct-drive-vacuum-pump","provider":"Chemtech Scientific Incorporated","version":"1.0","type":"link"}