Analog Display Use Thomas Motor Filer IMI, Norgren Main On/Off Switch/Output Pressure/Hour Meter 60 + 5 liters / minute @ 50 + 5 psi Air Quality (Oil & particulate filtration)5µ ≤46 dB (A) at distance of 1m Front mounted filter washable 220 VAC + 10%, 50/60 Hz Votage 500 W Power Cable 3 core wire, 3 mtr long Operating Temperature 10 to 40ºC Relative Humidity Below 85% Equipment Weight 42 Kgs Dimension 17.2" x 15.1" x 21.9" (including castors)