We just supply 2 kinds pressure switch, GE-520A is diaphragm type, GE-520B is Steel Piston type.
GE-520A is diaphragm sensor, could measure the air, gas, and other indifferent gas, neutral gas, oli and other liquid. The adjust range is -1.0bar~0.0bar, +0.1bar~16bar
GE-520B is piston sensor, could measure the oil, lubricating oil, and other liquid. The adjust range is 5bar~400bar
Specification:
* Medium Viscosity: low than 1x10-3m2/s
* Medium Temperature: -25C~+85C
* Ambient Temperature: -25C~+55C
* Switch: SPDT
* Electronic: AC220V 6A(Max), M18x5
* Connect Size: Female G1/4", Custom-made is available
* Max Pressure: GE-520A Diaphragm 80bar, GE-520B Piston 600bar
* Protect Class: IP54