LF19 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.
LF19 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.
MODEL | Media | Unloader Valve | Operating Pressure Range (bar) | Differential (bar) | Factory Setting (bar) | Electrical Rating | Contact Arrangement |
LF19 | Air | with | 1-6 | 1-3 | 2-4 | 250VAC,16A/25A | NC |
2-11 | 1.4-3.5 | 6-8 | |||||
5-14 | 1.8-4.0 | 8-10 | |||||
Approvals | UL approved rating for LF19: Max Cut-Out 200 PSI, Min Cut-In 15 PSI, Differential 15-60 PSI UL, CUL, TUV, CE 26FLA, 156LRA, 120VAC/240VAC A600, N300 |
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Other pipe-fitting connection is available on request. | |||||||
Conversion: 1 Bar = 14.5 PSI |