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  1. L20 Series Side Mounted Stainless Steel Liquid Level Switch

    L20 Series Side Mounted Stainless Steel Liquid Level Switch

    Regular Price $115.00 Special Price $103.50

    Part # L20-02-S2-02-NO

    The L20 Series Side Mounted 316L Stainless Steel Liquid Level Switches are commonly used in potable water, hot water, various acids, and in solvents. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and stainless steel body provides use up to 500 PSI. 

    • Minimum Liquid Specific Gravity: 0.85 
    • Liquid Temperature Range: -40℉ to +300℉
    • Max System Pressure: 500 PSIG
    • Wetted Materials:  316L Stainless Steel
    • Fitting: 1/2" NPT
  2. L20 Series Side Mounted CPVC Plastic Liquid Level Switch

    L20 Series Side Mounted CPVC Plastic Liquid Level Switch

    Regular Price $23.25 Special Price $20.93

    Part # L20-16-S1-16-NO

    The L20 Series Side Mounted CPVC Plastic Liquid Level Switches are typically used in water and potable water applications. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.90
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  CPVC Plastic
    • Fitting: 1/2" NPT
  3. L20 Series Side Mounted Kynar Plastic Liquid Level Switch

    L20 Series Side Mounted Kynar Plastic Liquid Level Switch

    Regular Price $30.00 Special Price $27.00

    Part # L20-17-S1-17-NO

    The L20 Series Side Mounted Kynar Plastic Liquid Level Switches come with a 1/2" NPT fitting and are typically used with solvents and certain bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI.

    • Minimum Liquid Specific Gravity: 1.00
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Kynar Plastic
    • Fitting: 1/2" NPT
  4. L20 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    L20 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    Regular Price $22.25 Special Price $20.03

    Part # L20-20-S1-20-NO

    The L20 Series Side Mounted Polypropylene Liquid Level Switches are among the most versatile and durable of the side-mounted liquid level switch line. The polypropylene wetted material makes the switch highly compatible with numerous liquids from acids, to water, to bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.70
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Polypropylene
    • Fitting: 1/2" NPT
  5. L22 Series Side Mounted CPVC Plastic Liquid Level Switch

    L22 Series Side Mounted CPVC Plastic Liquid Level Switch

    Regular Price $22.50 Special Price $20.25

    Part # L22-16-S1-16-NO

    The L22 Series Single-Ended Side Mount CPVC Plastic Liquid Level Switches are typically used in water and potable water applications. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. These are most often used in many O.E.M. and one-off applications. These are available with several options as specified by the user.

    • Minimum Liquid Specific Gravity: 0.90
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  CPVC Plastic
    • Fitting: 1/2" NPT
  6. L22 Series Side Mounted Kynar Plastic Liquid Level Switch

    L22 Series Side Mounted Kynar Plastic Liquid Level Switch

    Regular Price $27.50 Special Price $24.75

    Part # L22-17-S1-17-NO

    The L22 Series Single-Ended Side Mounted Kynar Plastic Liquid Level Switches come with a 1/2" NPT fitting and are typically used with solvents and certain bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI.

    • Minimum Liquid Specific Gravity: 1.00
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Kynar Plastic
    • Fitting: 1/2" NPT
  7. L22 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    L22 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    Regular Price $21.50 Special Price $19.35

    Part # L22-20-S1-20-NO

    The L22 Series Single-Ended Side Mount Polypropylene Liquid Level Switches are among the most versatile and durable of the side-mounted liquid level switch line. The polypropylene wetted material makes the switch highly compatible with numerous liquids from acids, to water, to bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.70
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Polypropylene
    • Fitting: 1/2" NPT
  8. L25 Series Side Mounted Stainless Steel Liquid Level Switch

    L25 Series Side Mounted Stainless Steel Liquid Level Switch

    Regular Price $115.00 Special Price $103.50

    Part # L25-02-S2-02-NO

    The L25 Series Side Mounted 316L Stainless Steel Liquid Level Switches are commonly used in potable water, hot water, various acids, and in solvents. The 1/2" BSPT side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and stainless steel body provides use up to 500 PSI. 

    • Minimum Liquid Specific Gravity: 0.85 
    • Liquid Temperature Range: -40℉ to +300℉
    • Max System Pressure: 500 PSIG
    • Wetted Materials:  316L Stainless Steel
    • Fitting: 1/2" BSPT
  9. L25 Series Side Mounted CPVC Plastic Liquid Level Switch

    L25 Series Side Mounted CPVC Plastic Liquid Level Switch

    Regular Price $23.25 Special Price $20.93

    Part # L25-16-S1-16-NO

    The L25 Series Side Mounted CPVC Plastic Liquid Level Switches come with a 1/2" BSPT fitting and are typically used in water and potable water applications. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.90
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  CPVC Plastic
    • Fitting: 1/2" BSPT
  10. L25 Series Side Mounted Kynar Plastic Liquid Level Switch

    L25 Series Side Mounted Kynar Plastic Liquid Level Switch

    Regular Price $30.00 Special Price $27.00

    Part # L25-17-S1-17-NO

    The L25 Series Side Mounted Kynar Plastic Liquid Level Switches come with a 1/2" BSPT fitting and are typically used with solvents and certain bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI.

    • Minimum Liquid Specific Gravity: 1.00
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Kynar Plastic
    • Fitting: 1/2" BSPT
  11. L25 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    L25 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    Regular Price $22.25 Special Price $20.03

    Part # L25-20-S1-20-NO

    The L25 Series Side Mounted Polypropylene Liquid Level Switches are among the most versatile and durable of the side-mounted liquid level switch line. The polypropylene wetted material makes the switch highly compatible with numerous liquids from acids, to water, to bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.70
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Polypropylene
    • Fitting: 1/2" BSPT
  12. L27 Series Side Mounted CPVC Plastic Liquid Level Switch

    L27 Series Side Mounted CPVC Plastic Liquid Level Switch

    Regular Price $22.50 Special Price $20.25

    Part # L27-16-S1-16-NO

    The L27 Series Single-Ended Side Mount CPVC Plastic Liquid Level Switches are typically used in water and potable water applications. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. These are most often used in many O.E.M. and one-off applications. These are available with several options as specified by the user.

    • Minimum Liquid Specific Gravity: 0.90
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  CPVC Plastic
    • Fitting: 1/2" BSPT
  13. L27 Series Side Mounted Kynar Plastic Liquid Level Switch

    L27 Series Side Mounted Kynar Plastic Liquid Level Switch

    Regular Price $27.50 Special Price $24.75

    Part # L27-17-S1-17-NO

    The L27 Series Single-Ended Side Mounted Kynar Plastic Liquid Level Switches come with a 1/2" BSPT fitting and are typically used with solvents and certain bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI.

    • Minimum Liquid Specific Gravity: 1.00
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Kynar Plastic
    • Fitting: 1/2" BSPT
  14. L27 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    L27 Series Side Mounted Polypropylene Plastic Liquid Level Switch

    Regular Price $21.50 Special Price $19.35

    Part # L27-20-S1-20-NO

    The L27 Series Single-Ended Side Mount Polypropylene Liquid Level Switches are among the most versatile and durable of the side-mounted liquid level switch line. The polypropylene wetted material makes the switch highly compatible with numerous liquids from acids, to water, to bases. The side mount provides added versatility, allowing the switch to be used as a high or low level indicator, and plastic body provides use up to 100 PSI. 

    • Minimum Liquid Specific Gravity: 0.70
    • Liquid Temperature Range: -40℉ to +180℉
    • Max System Pressure: 100 PSIG
    • Wetted Materials:  Polypropylene
    • Fitting: 1/2" BSPT
  15. L40 Series Vertical Mount Stainless Steel Liquid Level Switch

    L40 Series Vertical Mount Stainless Steel Liquid Level Switch

    Regular Price $46.75 Special Price $42.08

    Part # L40-02-C1-02-NO

    The L40 / L45 Series 1" Cylinder Vertical Mount Stainless Steel Liquid Level Switches have both a stainless steel stem and float affording the user high performance and versatility. These are used in potable water, hot water, and in various acids and solvents as the Whitman Red Seal potting affords submergibility to a NEMA 6 rating.

    • Minimum Liquid Specific Gravity: 0.85
    • Liquid Temperature Range: -40℉ to +300℉
    • Max System Pressure: 1,000 PSIG
    • Wetted Materials:  316L Stainless Steel
    • Fitting: 1/8" NPT (L40), 1/8" BSPT (L45)
  16. L40 Series High Performance Vertical Mount Stainless Steel Liquid Level Switch

    L40 Series High Performance Vertical Mount Stainless Steel Liquid Level Switch

    Regular Price $49.20 Special Price $44.28

    Part # L40-02-R1-02-NO

    The L40 / L45 Series 1" Sphere Vertical Mount Stainless Steel Liquid Level Switches have both a stainless steel stem and float affording the user high performance and versatility. These are used in potable water, hot water, and in various acids and solvents as the Whitman Red Seal potting affords submergibility to a NEMA 6 rating.

    • Minimum Liquid Specific Gravity: 0.85
    • Liquid Temperature Range: -40℉ to +300℉
    • Max System Pressure: 1,000 PSIG
    • Wetted Materials:  316L Stainless Steel
    • Fitting: 1/8" NPT (L40), 1/8" BSPT (L45)
  17. L40 Series Vertical Mount Brass Buna Liquid Level Switch

    L40 Series Vertical Mount Brass Buna Liquid Level Switch

    Regular Price $32.50 Special Price $29.25

    Part # L40-06-C1-15-NO

    The L40 / L45 Series Vertical Mount Brass / Buna Liquid Level Switches are most commonly seen in OEM applications and other industrial inputs. The brass stem and buna float makes the switch ideal for oil, gasoline, hydraulic oil, and jet fuel applications, and can survive to 230°F in oil.

    • Minimum Liquid Specific Gravity: 0.70
    • Liquid Temperature Range: -40℉ to +180℉ (230℉ / 110℃ in oil)
    • Max System Pressure: 160 PSIG
    • Wetted Materials:  Brass stem, Buna float, 316 Stainless steel
    • Fitting: 1/8" NPT (L40), 1/8" BSPT (L45)
  18. L40 Series Vertical Mount CPVC Plastic Liquid Level Switch

    L40 Series Vertical Mount CPVC Plastic Liquid Level Switch

    Regular Price $25.25 Special Price $22.73

    Part # L40-16-C1-16-NO

    Typically used in water and potable water applications. Durable to 100 PSIG and submersible to a NEMA 6 rating.
  19. L40 Series Vertical Mount Kynar Plastic Liquid Level Switch

    L40 Series Vertical Mount Kynar Plastic Liquid Level Switch

    Regular Price $28.00 Special Price $25.20

    Part # L40-17-C1-17-NO

    Typically used in solvents and certain bases. Durable to 100 PSIG. Submersible to a NEMA 6 rating.
  20. L40 Series Vertical Mount Polypropylene Plastic Liquid Level Switch

    L40 Series Vertical Mount Polypropylene Plastic Liquid Level Switch

    Regular Price $26.00 Special Price $23.40

    Part # L40-20-C1-20-NO

    Most versatile and durable of the vertical liquid level switch line. Highly compatible with numerous liquids :acids, water, bases.
  21. L54 Series Bent Stem Side Mount Stainless Steel Liquid Level Switch

    L54 Series Bent Stem Side Mount Stainless Steel Liquid Level Switch

    Regular Price $87.50 Special Price $78.75

    Part # L54-02-C1-02-NO

    For use in topless tanks and for vertical actuation. Typically used in potable water, acids, and various solvents.
  22. L55 Series Bent Stem Side Mount Stainless Steel Liquid Level Switch

    L55 Series Bent Stem Side Mount Stainless Steel Liquid Level Switch

    Regular Price $75.00 Special Price $67.50

    Part # L55-02-C1-02-NO

    For use in topless tanks and for vertical actuation. Typically used in potable water, acids, and various solvents.
  23. L60 Series High Performance Vertical Mount Stainless Steel Liquid Level Switch

    L60 Series High Performance Vertical Mount Stainless Steel Liquid Level Switch

    Regular Price $62.45 Special Price $56.21

    Part # L60-02-R2-02-NO

  24. L60 Series Vertical Mount Brass Buna Liquid Level Switch

    L60 Series Vertical Mount Brass Buna Liquid Level Switch

    Regular Price $37.50 Special Price $33.75

    Part # L60-06-C3-15-NO

    Durable in harsh, high temperature environments. Rated to 230°F /110℃ in oil. Typically used in oil, gasoline, hydraulic oil, and jet fuel applications.
  25. L70 Series Mini Polypropylene Vertical Mount Liquid Level Switch (1/8" NPT)

    L70 Series Mini Polypropylene Vertical Mount Liquid Level Switch (1/8" NPT)

    Regular Price $10.75 Special Price $9.68

    Part # L70-1/8NPT

    Miniature in size, allowing for use across a wide range of industrial applications. Highly compatible with numerous liquids.

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