Standard gear pump: 

external meshing, motor driven

• Features: simple structure, stable and reliable;

• The fluid guide channel is short and straight, combined with

unique gearbox structure and special tooth structure, which can 

not only ensure excellent suction performance, but also ensure 

extremely low noise level during operation.

UNI pump:

internal engagement, mechanical drive

• No matter what driving rotation direction, uni 

pump always delivers fluid along one flow direction;

• Two way valve block is not required

• Low maintenance cost