1) Compressor:

a)Pressure Requirement

b) Volume of Air

c) Compressor configuration

2) Actuators:

a) According to maximum pressure

b) According to application – Linear/Rotary

c) shape and size of actuator

3) Air Receiver:

a) Storage capacity

b) Material of the tank

4) FRL unit:

a) According to working environment

b) According to pressure required at hand tools

5) DCV:

a) According to maximum pressure of system.

b) According to actuator configuration

c) According to application- One hand /Two hand

d) According to actuation method suitable for application.