ROCKER Chemker 411, Chemical Resistant Vacuum Pump, AC110V, 10 mbar

High Chemical Resistance:All Wetted Parts Of Chemker Series Pump Are Made Of Ptfe Material Which Can Resist Most Of Corrosive Gases.Start Against Vacuum:Chemker 600 Series Pumps, Designed To Start Against Vacuum, Are Ideal For Various Kinds Of Laboratory Instruments Which Need To Stop And Restart Pump Repeatedly During Operating Process.No Air Pollution, Maintenance Free:Chemker Series Pumps Are Driven By Diaphragm, Without The Need Of Lubricant, Regular Oil Changes And Maintenance; With No Oil Pollution.Quiet And Low Vibration:Driven Direct By Motor With No Additional Belt-Driven Transmission; The Quality Vibration-Proof Assembly Makes Chemker Series Run At The Lowest Noise Level Among All Other Equivalent Pumps.Thermal Protection Device:Every Motor Of Chemker Series Pumps Has A Built-In Thermal Protection Device To Shut Off The Pump Automatically When Overheated And Then Resume Working When The Temperature Cools Down

• High Chemical Resistance
• No Air Pollution, Maintenance Free
• Quiet and Low Vibration
• Thermal Protection Device