*** Specifications Model Number TC-100 Flow : 28L/min Max.vacuum : -950mbar Performance Data Head configuration: Vacuum Voltage/frequency: 220V 50HZ/ MAX No-load flow: 28L/min Max power: 100W Max current: 0.45/0.9A Max vacuum : -950mbar Inlet /outlet diameter: G1/8" Speed: 1400RPM Net Weight: 3.5KG Motor Data Motor insulation class: F Thermal swich: YES(140℃) Line lead wire color: Blue/red,20AWG / Brown/red,20AWG Head Data Head material: PP Membrane material EPDM Valve material: Silicone Operating temperature: 0-40℃.