Single vacuum pump on 110 VAC or 220VAC operation. Choosing the right size pump from 1.5 cfm to 9 cfm will depend on your specific application. These pumps are designed to help you get things done faster.
Significant efficiency -CFM rating? ¡ a Free air replacement. ? ¡ A150 micron field, etc. Heavy duty high torque motor - ensures cold climate staring.
Reduce the operating temperature - increase the temperature and vacuum degree.