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  1. Home
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  3. Pumps
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  5. Pump Controls
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  7. Level Switches

Level Switches (936 items) - Page 21

Star Water Systems 1/3 HP & 1/2 HP Pump Switch 24773
Star Water Systems

1/3 HP & 1/2 HP Pump Switch

Zoro # G221860046
Mfr # 24773
product price:  $27.29
/ea
Dwyer Instruments Free floating sewage water level switch, PVC cable, SPDT, 15 ft (4.57 m) cable FSW2-DNPN-15
Dwyer Instruments

Free floating sewage water level switch, PVC cable, SPDT, 15 ft (4.57 m) cable

Zoro # G607144388
Mfr # FSW2-DNPN-15
product price:  $151.99
/ea
Apg Kari float switch - pump down & isolated high alarm KA-3HE
Apg

Kari float switch - pump down & isolated high alarm

Zoro # G306917856
Mfr # KA-3HE
product price:  $284.99
/ea
Dwyer Instruments PVC cable, SPST, NC, 10(8)A 250V, 20 ft ( 6.10 m) cable CFS2-CNBPN-20
Dwyer Instruments

PVC cable, SPST, NC, 10(8)A 250V, 20 ft ( 6.10 m) cable

Zoro # G507144358
Mfr # CFS2-CNBPN-20
product price:  $63.79
/ea
Hoffman Specialty Watchman Unit WC12-20B Simplex Cast Iron Receiver, Double Pole Float Switch 160031
Hoffman Specialty

Watchman Unit WC12-20B Simplex Cast Iron Receiver, Double Pole Float Switch

Zoro # G604950579
Mfr # 160031
product price:  $4,272.99
/ea
Apg Float Switch (NC), PP stem, Buna float, vertical mount, 50 VA LFE-11R-1A
Apg

Float Switch (NC), PP stem, Buna float, vertical mount, 50 VA

Zoro # G105857100
Mfr # LFE-11R-1A
product price:  $23.15
/ea
Apg Rotating paddle bin lvl switch-outdoor 120VAC L=93mm max PWS-Z-A4-4
Apg

Rotating paddle bin lvl switch-outdoor 120VAC L=93mm max

Zoro # G106917841
Mfr # PWS-Z-A4-4
product price:  $433.99
/ea
Dwyer Instruments Paddle level switch, SPDT, weatherproof, 120 VAC power supply PLS-W-S-1-2-CSH-0-0
Dwyer Instruments

Paddle level switch, SPDT, weatherproof, 120 VAC power supply

Zoro # G910389186
Mfr # PLS-W-S-1-2-CSH-0-0
product price:  $675.99
/ea
Apg 12 NPTM Outside 48 Wire Requires liquids with 06 Specific Gravity FS-500-S-M1-M1-0.6-P1P1-48
Apg

12 NPTM Outside 48 Wire Requires liquids with 06 Specific Gravity

Zoro # G606917846
Mfr # FS-500-S-M1-M1-0.6-P1P1-48
product price:  $195.99
/ea
Iec FLOAT SW MOUNTING BRACKET FY SS F158-90017054
Iec

FLOAT SW MOUNTING BRACKET FY SS

Zoro # G407990567
Mfr # F158-90017054
product price:  $10.25
/ea
Dwyer Instruments Float switch, SS, SPDT, (V=4, H=3) L4SSTOP
Dwyer Instruments

Float switch, SS, SPDT, (V=4, H=3)

Zoro # G010389215
Mfr # L4SSTOP
product price:  $1,095.99
/ea
No Product Image Available
Sje-Rhombus

FloatSwitch, 30ft, Polypropylene, 125VAC

Zoro # G615822407
Mfr # 30MAPCNO
product price:  $57.39
/ea
Apg Miniature float switch, polyacetal stem, vertical Buna float LFP-V-2A-1000
Apg

Miniature float switch, polyacetal stem, vertical Buna float

Zoro # G606917792
Mfr # LFP-V-2A-1000
product price:  $48.99
/ea
Dwyer Instruments Float Level Switch, L6EpsSs3C Flotect Level Sw L6EPS-S-S-3-C
Dwyer Instruments

Float Level Switch, L6EpsSs3C Flotect Level Sw

Zoro # G407144403
Mfr # L6EPS-S-S-3-C
product price:  $595.99
/ea
Watts Float Stem, 10", 0780318 0780318
Watts

Float Stem, 10", 0780318

Zoro # G9549029
Mfr # 0780318
product price:  $38.55
/ea
Dwyer Instruments Floating contact null switch, range 0.2-1.0" w.c., adj. null span, .02 min. set, .06 max. Set. 1640-1
Dwyer Instruments

Floating contact null switch, range 0.2-1.0" w.c., adj. null span, .02 min. set, .06 max. Set.

Zoro # G0800978
Mfr # 1640-1
product price:  $923.99
/ea
No Product Image Available
Sje-Rhombus

FloatSwitch, 5ft, Polypropylene, 125VAC

Zoro # G015822441
Mfr # 5MAPNPCNOEZ
product price:  $51.15
/ea
No Product Image Available
Sje-Rhombus

FloatSwitch, 5ft, Polypropylene, 125VAC

Zoro # G815822412
Mfr # 5MAPWPCNOEZ
product price:  $51.15
/ea
Dwyer Instruments Free floating sewage water level switch, PVC cable, SPDT, 100 ft (30.48 m) cable FSW2-DNPN-100
Dwyer Instruments

Free floating sewage water level switch, PVC cable, SPDT, 100 ft (30.48 m) cable

Zoro # G907144392
Mfr # FSW2-DNPN-100
product price:  $353.99
/ea
Watts Copper Float, 4", 0780352 0780352
Watts

Copper Float, 4", 0780352

Zoro # G9548627
Mfr # 0780352
product price:  $121.99
/ea
Eat-In 250V 5A Piggyback Variable Level Mechanical Control Switch with 35 ft. Cord EA2981592
Eat-In

250V 5A Piggyback Variable Level Mechanical Control Switch with 35 ft. Cord

Zoro # G811996056
Mfr # EA2981592
product price:  $111.99
/ea
Apg 14 NPTM Inside 24 Wire Requires liquids with 06 Specific Gravity FS-500-HT-M1-M1-0.6-P0P1-24
Apg

14 NPTM Inside 24 Wire Requires liquids with 06 Specific Gravity

Zoro # G206917789
Mfr # FS-500-HT-M1-M1-0.6-P0P1-24
product price:  $352.99
/ea
Iec FLOAT SWITCH MOUNTING BRACKET F158-90026322
Iec

FLOAT SWITCH MOUNTING BRACKET

Zoro # G607990572
Mfr # F158-90026322
product price:  $8.89
/ea
Dwyer Instruments Tuning fork level switch, 12" probe extension. TFLS-W11SR1-012
Dwyer Instruments

Tuning fork level switch, 12" probe extension.

Zoro # G010389185
Mfr # TFLS-W11SR1-012
product price:  $1,350.99
/ea
Eat-In 250V 5A Mechanical Float Switch with 25 ft. Cord EA2978210
Eat-In

250V 5A Mechanical Float Switch with 25 ft. Cord

Zoro # G911996000
Mfr # EA2978210
product price:  $108.99
/ea
Dwyer Instruments PVC cable, SPDT, 10(8)A 250V, 80 ft ( 24.38 m) cable CFS2-DNBPN-80
Dwyer Instruments

PVC cable, SPDT, 10(8)A 250V, 80 ft ( 24.38 m) cable

Zoro # G107144369
Mfr # CFS2-DNBPN-80
product price:  $189.99
/ea
Dwyer Instruments PVC cable, SPST, NO, 10(8)A 250V, 40 ft ( 12.19 m) cable CFS2-ONBPN-40
Dwyer Instruments

PVC cable, SPST, NO, 10(8)A 250V, 40 ft ( 12.19 m) cable

Zoro # G607144357
Mfr # CFS2-ONBPN-40
product price:  $102.99
/ea
Apg 18 NPTM 48 Wires Requires liquids with 07 Specific Gravity FS-410-S-M1-M1-0.7-P14-48-B0
Apg

18 NPTM 48 Wires Requires liquids with 07 Specific Gravity

Zoro # G206917734
Mfr # FS-410-S-M1-M1-0.7-P14-48-B0
product price:  $87.45
/ea
Sump Alarm Float Switch, 51 A SA-1359-33
Sump Alarm

Float Switch, 51 A

Zoro # G116495605
Mfr # SA-1359-33
product price:  $115.99
/ea
Alemite Low Level Switch, 394, 387297 387297
Alemite

Low Level Switch, 394, 387297

Zoro # G508189402
Mfr # 387297
product price:  $399.99
/ea
Dwyer Instruments Mini-size level switch, 304 SS spherical float, 304 SS tee L10-S-3-L
Dwyer Instruments

Mini-size level switch, 304 SS spherical float, 304 SS tee

Zoro # G810389187
Mfr # L10-S-3-L
product price:  $544.99
/ea
Apg XP SS Horizontal Float Switch, 1/4 in - 1/2 in  (Outer-Inner), 36" Wire, Liquids with 0.6+ SG FS-500-S-M1-M1-0.6-P0P1-36
Apg

XP SS Horizontal Float Switch, 1/4 in - 1/2 in (Outer-Inner), 36" Wire, Liquids with 0.6+ SG

Zoro # G306917887
Mfr # FS-500-S-M1-M1-0.6-P0P1-36
product price:  $325.99
/ea
Hedland Flow Switch 115VAC H526-004
Hedland

Flow Switch 115VAC

Zoro # G2828341
Mfr # H526-004
product price:  $192.99
/ea
No Product Image Available
Pentair

Vert Pump Switch

Zoro # G507027958
Mfr # FPS17-66
product price:  $68.29
/ea
No Product Image Available
Superior Pump

Float Switch Tethered Repl

Zoro # G107071795
Mfr # 92000
product price:  $56.99
/ea
Dwyer Instruments Temperature/water level switch, 24 VAC/VDC, Degrees F. TSWB-040
Dwyer Instruments

Temperature/water level switch, 24 VAC/VDC, Degrees F.

Zoro # G307144442
Mfr # TSWB-040
product price:  $173.99
/ea
Level Switches (936 items) - Page 21
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About Level Switches

Level switches are an important tool in a variety of industries, used to measure the level of liquid or solid material. They are designed to detect and respond to changes in the level, providing an indication of when the material has reached a certain point. Level switches come in many different forms, including float switches, electronic float switches, mechanical float switches, and solid state liquid level sensors.

Types of Level Switches

Float switches are one of the most common types of level switch and work by using a buoyant object that rises or falls with the changing levels. This type is often used for tanks or other containers where there is a need to detect changes in levels. Electronic float switches can be programmed for more specific measurements and use electrical signals to indicate when a certain level has been reached. Mechanical float switches use physical components such as levers and rods while solid state liquid level sensors use advanced technology such as capacitance and ultrasonic waves.

How Level Switches are Made

Level switches can be constructed from various materials depending on their intended purpose. Common materials include stainless steel, brass, polymers, ceramics, plastics, and composites. Depending on what type is being made they may also require specific configurations or technologies such as floats that contain magnets or microprocessors.

Industries that use Level Switches

Level switches have many applications across numerous industries including manufacturing processes, water treatment plants, food processing facilities, automotive factories and chemical plants. Professionals working with these industries rely on accurate readings provided by level switch devices to ensure safety protocols are met.

Find the Level Switches You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of level switches along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.

Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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spdt signalmaster floatfloat switch 30ft12000 ft lead wire15000 ft lead wirewater float switch
30000 ft lead wirewire cordwire leadstank level switch30 ft lead wire

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