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  1. Home
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  5. Pump Controls
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  7. Level Switches

Level Switches (936 items) - Page 13

Dwyer Instruments Mini-size level switch, 304 SS cylindrical float, side wall mounting, max. pressure 200 psig L10-B-3-A
Dwyer Instruments

Mini-size level switch, 304 SS cylindrical float, side wall mounting, max. pressure 200 psig

Zoro # G410474726
Mfr # L10-B-3-A
product price:  $252.99
/ea
Telemecanique Sensors DPST Tank Liquid Level Switch Close on Rise 50 psi 9037HG34
Telemecanique Sensors

DPST Tank Liquid Level Switch Close on Rise 50 psi

Zoro # G3211634
Mfr # 9037HG34
product price:  $179.99
/ea
Madison SPST Ultra Low Level Liquid Switch Close on Rise 240VAC 25 psi M4500-ULL-NO
Madison

SPST Ultra Low Level Liquid Switch Close on Rise 240VAC 25 psi

Zoro # G2432613
Mfr # M4500-ULL-NO
product price:  $60.25
/ea
Harwil Flow Switch, General Purpose, UL, Nema 1 Q-16
Harwil

Flow Switch, General Purpose, UL, Nema 1

Zoro # G6080151
Mfr # Q-16
product price:  $228.99
/ea
Rule - A - Matic Plus Float Switch with Fuse Holder - RU81825
Rule

- A - Matic Plus Float Switch with Fuse Holder -

Zoro # G310531550
Mfr # RU81825
product price:  $88.19
/ea
Sje-Rhombus Elapsed Time Meter 120v 1022846
Sje-Rhombus

Elapsed Time Meter 120v

Zoro # G1898607
Mfr # 1022846
product price:  $95.99
/ea
Hoffman Specialty Watchman Unit WC8-20B Simplex Cast Iron Receiver, Double Pole Float Switch 160030
Hoffman Specialty

Watchman Unit WC8-20B Simplex Cast Iron Receiver, Double Pole Float Switch

Zoro # G704950578
Mfr # 160030
product price:  $3,966.99
/ea
Nobles/Tennant SWITCH - FLOAT SHUT-OFF 222822
Nobles/Tennant

SWITCH - FLOAT SHUT-OFF

Zoro # G009920757
Mfr # 222822
product price:  $71.19
/ea
Sje-Rhombus Double Float Master Pump Switch 230V 30DFUMM2WP
Sje-Rhombus

Double Float Master Pump Switch 230V

Zoro # G1898117
Mfr # 30DFUMM2WP
product price:  $159.99
/ea
Dwyer Instruments L6EPS-SD3A FLOTECT LEVEL SW L6EPS-S-D-3-A
Dwyer Instruments

L6EPS-SD3A FLOTECT LEVEL SW

Zoro # G410534550
Mfr # L6EPS-S-D-3-A
product price:  $669.99
/ea
Apg Kari float switch - pump down & high/low alarm KA-4H
Apg

Kari float switch - pump down & high/low alarm

Zoro # G506917816
Mfr # KA-4H
product price:  $337.99
/ea
Dwyer Instruments Free floating sewage water level switch, PVC cable, SPST, NO, 50 ft (15.24 m) cable FSW2-ONPN-50
Dwyer Instruments

Free floating sewage water level switch, PVC cable, SPST, NO, 50 ft (15.24 m) cable

Zoro # G507144396
Mfr # FSW2-ONPN-50
product price:  $225.99
/ea
Dwyer Instruments Float Level Switch, L6EpsSs3L Flotect Level Sw L6EPS-S-S-3-L
Dwyer Instruments

Float Level Switch, L6EpsSs3L Flotect Level Sw

Zoro # G607144401
Mfr # L6EPS-S-S-3-L
product price:  $676.75
/ea
Dwyer Instruments Capacitance level switch. CLS1
Dwyer Instruments

Capacitance level switch.

Zoro # G507144402
Mfr # CLS1
product price:  $899.99
/ea
No Product Image Available
Warrick Controls

Float Switch, 40 ft.

Zoro # G9547489
Mfr # MGRE40W
product price:  $342.99
/ea
Dwyer Instruments Float Level Switch, L6EpbBs3H Flotect Level Sw L6EPB-B-S-3-H
Dwyer Instruments

Float Level Switch, L6EpbBs3H Flotect Level Sw

Zoro # G207144399
Mfr # L6EPB-B-S-3-H
product price:  $576.99
/ea
Nobles/Tennant SWITCH - 25A LEVER SWITCH WITH BUMP ACTUATOR 1008142
Nobles/Tennant

SWITCH - 25A LEVER SWITCH WITH BUMP ACTUATOR

Zoro # G409920760
Mfr # 1008142
product price:  $11.49
/ea
Dwyer Instruments Free floating sewage water level switch, PVC cable, SPDT, 20 ft (6.10 m) cable FSW2-DNPN-20
Dwyer Instruments

Free floating sewage water level switch, PVC cable, SPDT, 20 ft (6.10 m) cable

Zoro # G207144405
Mfr # FSW2-DNPN-20
product price:  $155.99
/ea
Smc Digital Flow Switch 2-100L/min PFM711-N02-C
Smc

Digital Flow Switch 2-100L/min

Zoro # G5001580
Mfr # PFM711-N02-C
product price:  $240.99
/ea
Dwyer Instruments Mini-size flow switch, brass upper and lower body, no tee. V6EPB-B-S-6-0
Dwyer Instruments

Mini-size flow switch, brass upper and lower body, no tee.

Zoro # G103473678
Mfr # V6EPB-B-S-6-0
product price:  $349.99
/ea
Smc Digital Flow Switch 1-10L/min PF2A750-N02-67
Smc

Digital Flow Switch 1-10L/min

Zoro # G5001617
Mfr # PF2A750-N02-67
product price:  $590.99
/ea
Bradley Flow Switch, 4A, 14" H, 4" W S19-319D
Bradley

Flow Switch, 4A, 14" H, 4" W

Zoro # G911379681
Mfr # S19-319D
product price:  $1,676.99
/ea
Dwyer Instruments Float Level Switch, L6EpsSs3A Flotect Level Sw L6EPS-S-S-3-A
Dwyer Instruments

Float Level Switch, L6EpsSs3A Flotect Level Sw

Zoro # G107144383
Mfr # L6EPS-S-S-3-A
product price:  $579.99
/ea
Hydrolevel 1100H3 24V Low Water Cutoff Auto 1100H3
Hydrolevel

1100H3 24V Low Water Cutoff Auto

Zoro # G6940097
Mfr # 1100H3
product price:  $122.99
/ea
Dwyer Instruments Mini tuning fork level switch with NPN output. CTF-02
Dwyer Instruments

Mini tuning fork level switch with NPN output.

Zoro # G007144445
Mfr # CTF-02
product price:  $577.99
/ea
Rule A-Matic Float Switch 35A
Rule

A-Matic Float Switch

Zoro # G900449364
Mfr # 35A
product price:  $51.29
/ea
Dwyer Instruments PVC cable, SPDT, 10(8)A 250V, 15 ft (4.57 m) cable CFS2-DNBPN-15
Dwyer Instruments

PVC cable, SPDT, 10(8)A 250V, 15 ft (4.57 m) cable

Zoro # G807144355
Mfr # CFS2-DNBPN-15
product price:  $56.29
/ea
Dwyer Instruments Free floating sewage water level switch, PVC cable, SPST, NO, 30 ft (9.14 m) cable FSW2-ONPN-30
Dwyer Instruments

Free floating sewage water level switch, PVC cable, SPST, NO, 30 ft (9.14 m) cable

Zoro # G507144389
Mfr # FSW2-ONPN-30
product price:  $184.99
/ea
Dwyer Instruments Float Level Switch, L6EpbBd3A Flotect Level Sw L6EPB-B-D-3-A
Dwyer Instruments

Float Level Switch, L6EpbBd3A Flotect Level Sw

Zoro # G307144381
Mfr # L6EPB-B-D-3-A
product price:  $542.99
/ea
Apg Vibrating Level Switch, Tuning fork for solids w/ 1 NPT SS304 mtg, 270mm probe, 90 to 264VAC VBL-12N-4TSAT
Apg

Vibrating Level Switch, Tuning fork for solids w/ 1 NPT SS304 mtg, 270mm probe, 90 to 264VAC

Zoro # G606917730
Mfr # VBL-12N-4TSAT
product price:  $1,035.99
/ea
Sje-Rhombus NO Float Switch 120/230VAC 20 psi 30PMPDWOP
Sje-Rhombus

NO Float Switch 120/230VAC 20 psi

Zoro # G1995850
Mfr # 30PMPDWOP
product price:  $132.99
/ea
Gems Sensors 3/8" MNPT SPST NO Liquid Flow Switch 2 gpm FS-380, 178353
Gems Sensors

3/8" MNPT SPST NO Liquid Flow Switch 2 gpm

Zoro # G2794382
Mfr # FS-380, 178353
product price:  $177.99
/ea
Little Giant Pump NO External Control Mode Float Switch 115VAC 513636
Little Giant Pump

NO External Control Mode Float Switch 115VAC

Zoro # G2035665
Mfr # 513636
product price:  $129.99
/ea
Dwyer Instruments Mini-size flow switch, brass upper and lower body, 3/4" NPT, brass tee. V6EPB-B-S-2-B
Dwyer Instruments

Mini-size flow switch, brass upper and lower body, 3/4" NPT, brass tee.

Zoro # G903473694
Mfr # V6EPB-B-S-2-B
product price:  $367.99
/ea
Sje-Rhombus Double Float Master Pump Switch 20DFMMD2WOP
Sje-Rhombus

Double Float Master Pump Switch

Zoro # G1897828
Mfr # 20DFMMD2WOP
product price:  $159.99
/ea
Mcdonnell & Miller 1-1/4" MNPT SPDT Snap Flow Switch 120/240VAC 7.7 gpm FS7-4S
Mcdonnell & Miller

1-1/4" MNPT SPDT Snap Flow Switch 120/240VAC 7.7 gpm

Zoro # G1412275
Mfr # FS7-4S
product price:  $993.99
/ea
Level Switches (936 items) - Page 13
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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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