WELCH Duoseal, Pump w/o Motor, 23 CFM

These Welch Vacuum DUOSEAL, PUMP W/O MOTOR, 23 CFM have part number 1374B-10, are new, and come with full Welch Vacuum warranty. DuoSeal Pumps are divided into two categories, DuoSeal Vacuum Pumps and Rugged DuoSeal belt-drive vacuum pumps. The DuoSeal Vacuum Pumps have a high contamination tolerance, and ultimate vacuum <0.001 Torr, DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These pumps have large oil reservoirs to dilute contaminants. Low pump rpm to reduces friction and wear while minimizing reservoir temperature to lessen chemical reactivity. Pump can be ordered with an optional exhaust filter to control oil mist. DuoSeal Pumps can support the following applications: Vacuum Manifolds, High boiling point evaporations (to 195 deg. C), Glove boxes, General Laboratory, Vacuum Ovens. The Rugged DuoSeal belt-drive vacuum pumps are a deep vacuum for fast evacuation and dehydration, durable precision machined pump, and has gas ballast for high vapor loads. Rugged DuoSeal belt-drive vacuum pumps enable fast, thorough evacuation of refrigeration systems. Features high flow and deep vacuum with low pump RPM and large oil reservoirs for extended life and reduced maintenance. Includes handles for enable positioning. Rugged DuoSeal belt-drive vacuum pumps can support the following applications: Service Lithium Bromide absorption chiller anywhere from 500-1500 tons, fluorocarbon or ammonia chillers to anywhere from 100-100 tons.