LF10-W Water Pressure Switch, 15~150PSI

LF10-W series 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.

LF10-WR can prevents the pump from starting whenever the system falls considerable below cut-in pressure. Upon the restorations of the water supply, it will automatically cut-in.

A manual reset lever is depressed until a build up of system pressure permits automatic operation. Its simple design makes it easy to use for professionals and nonprofessionals a like.

Corrosion Resistant and Non Metallic Cover

No Wire Looping

Straight Thru Wiring

Visible Contacts 2 Pole Double Break

No Drift Pressure Settings

Captive Cover Screw

Ample Wiring Room

Ground Screws

Easy to Adjust

Stainless Steel Connection is optional

Other Connection fittings are optional

MODEL

Min ON (Cut-In)PSI

Max Off
(Cut-Out) PSI

Differential
PSI

Factory Setting

PSI

Electrical Rating

Pipe Fittings

Contact Arrangement

120VAC

240VAC

LF10-WS1

15

80

15-30

20-35

20A

12A

1/4" Male or Female NPT

NC

LF10-WS2

30

100

20-35

30-50

20A

12A

1/4" Male or Female NPT

NC

LF10-WS3

35

150

30-40

85-115

20A

12A

1/4" Male or Female NPT

NC

 

Conversion: 1Kgf/cm2 = 14.2PSI , 1bar = 14.5PSI

 

MODEL

Max On(Cut-in) PSI

Min Off (Cut-In)PSI

Differential
PSI

Factory Setting

PSI

Electrical Rating

Pipe Fittings

Contact Arrangement

120VAC

240VAC

LF10-WR1

80

15

15-30

35-20

20A

12A

1/4" Male or Female NPT

NO

LF10-WR2

100

30

25-35

50-30

20A

12A

1/4" Male or Female NPT

NO

LF10-WR3

150

35

30-40

115-85

20A

12A

1/4" Male or Female NPT

NO

 

Approval: UL, CUL, CSA, TUV CE

Other pipe fittings are available on request. Stainless Steel Connection is optional.

More information about product
  • svg LF10W pressure switch

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certified worldwide

Lefoo develops and manufactures reliable, high quality pressure and temperature control products. It offers innovative solutions and components that meet the requirements of the most varied applications.

Successful and enduring presence in North America, Europe, Asia, Australia and South America, further enhanced by the prestigious TUV ISO 9001: 2008 certification and many other specific product approvals, prove that Lefoo is a qualified international manufacturer capable of meet the most diverse and demanding technological requirements.

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  • ISO 9001.