The pressure switches provide time-tested, reliable control for automatic water systems. The switch is universally acceptable for use as original equipment on water well pumps or pumping systems. It is available with an On-Off knob for manual cut off the pump.
The pressure switches can also be used to regulate the tank pressure between two preset values on one phase electrically driven air compressors. They are available with an unloader valve, which prevents compressors from starting under load, and it is available with an On-Off knob for manual cut off the compressor.
Technical Data
| Model | Min On (Cut-In)Bar | Max Off (Cut-Out) Bar | Differential Bar | Factory Setting Bar | Electrical Rating | Pipe Fittings | Contact Arrangement | |
| Current | Voltage | |||||||
| PS01-1 | 1.0 | 6.0 | 0.8-3.5 | 2.0-3.0 | 16A | 250A | G1/4" or G1/2" Female | NC |
| PS01-2 | 2.0 | 11.0 | 1.0-4.0 | 4.0-5.0 | 16A | 250A | G1/4" or G1/2" Female | NC |
Note:
Other pipe fitting connection is available on request.
1 Bar = 14.5 PSI




Company Brief : Qiangli Industrial Co., Ltd. is a manufacturer of air pressure switches, water pressure switches, differential pressure switches and pressure control devices with high performance and reliability. Our pressure switches have set the standards for accuracy, quality, and dependability in industry...