Welch 2163 6.1 cfm Full Chemical-Resistant 8-Head Diaphragm Pump

The Welch 2163 is a high capacity full chemical-resistant, 8-head, oil-free dry diaphragm vacuum pump with all-aluminum contact surfaces and deep vacuum capability. Oil-Free, portable, full chemical-resistant, means less maintenance and no more frequent and costly oil change, or cross-contamination. Ai is now the official dealer of Welch vacuum pumps. These pumps are made in Germany with one year warranty and technical support from Welch Vacuum.     Specifications Specifications   Electrical requirements  110V or 220V, 50/60Hz single phase  Pumping rate  7.8 cfm / 222 L/min  Gasket material  All-PTFE  Ultimate vacuum level  6 torr / 8 mbar  Maximum vacuum  29.9 in. Hg  Inlet/Outlet  10mm hose barb  Adjustable vac./gas ballast  No  Unit dimensions  21.25 x 9.25 x 12" (LxWxH)  Package dimensions  28 x 16 x 20" (LxWxH)  Shipping dimensions  40 x 48 x 25" (LxWxH)  Package weight  90 Lbs  Shipping weight  130 Lbs  Compliance  cUL Standard Packages Sta