E2M series pumps are rugged, mechanical oil-sealed rotary vane vacuum pumps with speeds ranging from 40 to 275 m³/hr and a well-proven, robust design. They feature advanced lubrication circuits and come with tough accessories to suit almost any industrial application. Features and Benefits: - Reliable design and technology: Proven design for over 30 years in the market. Built-in oil filtration with a disposable oil filter and forced oil lubrication to ensure efficient and effortless operation of the pump mechanism at any inlet pressure. - ATEX versions for explosion-proof compliance: E2M Ex Series to pump or operate in environments where a potentially explosive atmosphere can be present. They are certified for ATEX and other applicable global standards. - Get the right series for your needs: HC Series with hydrocarbon oil for most of the applications, FX Series for pumping rich-oxygen gas mixtures (PFPE prepared), and AZ Series for applications with chemically active compounds (Azide compatible).