Made of high quality material, it is durable and has good performance.
This model of vacuum pump is perfect for intermittent use.
It has an engine without brushes and therefore of long duration and is not affected by the problems generated by the starting point and the sparkle generated by the economical brush and collector motors.
The pump has two connections, in one the pressure is present and the depression in the other.
Apply a power supply of at least 2 Ampere and connect the red wire to the positive and the black wire to the negative.
This pump can be driven by the Theremino OptoRele V3 you can see here or from the MOSFTE output of the Theremino stepper motor driver controller V2 that you can see here.