[Refurbished] DIAPHRAGM VACUUM PUMP N 920 G

Chemically resistant, oil-free diaphragm pump with integrated speed control for adjusting the pump speed to your specific process requirements. It features a gas ballast, PPS heads, PTFE-coated diaphragms and FFPM valves.

Flow Rate (max.): 21 l/min
Ultimate Vacuum (max.): 2 mbar (abs.)
Clean, 100% oil-free operation
High suction speed, particularly in the low vacuum range
Adjustable speed control
Exceptionally quiet