Specifications

We supply high quality about this vacuum pump in competitive price.
Flow rate: 3cfm(220V-50Hz)/3.5cm(110V-60Hz)
Ultimate vacuum: 5X10-1PA/75 microns
Power: 1/3HP
Rotating speed: 1440r/min(220V-50Hz)---1720r/min(110V-60Hz)
Inlet port: 1/4SAE 

Different models with different parameters

I. Features
1. Small size, light weight, low noise.
2. Equipped with gas ballast valve to pump a little water vapor.
3. Equipped with oil-anti-suckback devices for convenient starting.
4. This is an improved pump (Third generation pump).