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Water Level Controls

42 Results Found that Include 42 Products

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Results per page: 16 | 32 | 48
Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 24VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA, CUL, FM Approved

  • Item # 20HJ84
  • Mfr. Model # LFM0243S-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 120VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA, CUL, FM Approved

  • Item # 20HJ85
  • Mfr. Model # LFM1203S-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Control Relay,Single Pump Up,120V
  • MACROMATIC
  • Control Relay, Single Pump Up, 120VControl Relay,Single Pump Up,120V
  • Level Control Relay, Plug-In, Liquid Level Single Probe Pump Up , Switch Type Single Pole Double Throw, 3-1/5, 1-7/10, 2-4/5, White, Input Voltage 120VAC, LED Indication, 5VDC Pulsed Probe Voltage, Adjustable Sensitivity, 10A Relay Output, Galvanically Isolated, 8 Pin Octal Socket Required, Level Control Relay, cURus

  • Item # 31EL60
  • Mfr. Model # LCP2A250F2
  • Level Control Relay, Plug-In, Liquid Level Single Probe Pump Up , Switch Type Single Pole Double Throw,...More

Control Relay,Single Pump Down,120V
  • MACROMATIC
  • Control Relay, Single Pump Down, 120VControl Relay,Single Pump Down,120V
  • Level Control Relay, Plug-In, Liquid Level Single Probe Pump Down, Switch Type Single Pole Double Throw, 3-1/5, 1-7/10, 2-4/5, White, Input Voltage 120VAC, LED Indication, 5VDC Pulsed Probe Voltage, Adjustable Sensitivity, 10A Relay Output, Galvanically Isolated, 8 Pin Octal Socket Required, Level Control Relay, cURus

  • Item # 31EL61
  • Mfr. Model # LCP2B250F2
  • Level Control Relay, Plug-In, Liquid Level Single Probe Pump Down, Switch Type Single Pole Double Throw,...More

Control Relay,Dual Pump Up,120V
  • MACROMATIC
  • Control Relay, Dual Pump Up, 120VControl Relay,Dual Pump Up,120V
  • Level Control Relay, Plug-In, Liquid Level Dual Probe Pump Up , Switch Type Single Pole Double Throw, 3-1/5, 1-7/10, 2-4/5, White, Input Voltage 120VAC, LED Indication, 5VDC Pulsed Probe Voltage, Adjustable Sensitivity, 10A Relay Output, Galvanically Isolated, 8 Pin Octal Socket Required, Level Control Relay, cURus

  • Item # 31EL62
  • Mfr. Model # LCP2C100
  • Level Control Relay, Plug-In, Liquid Level Dual Probe Pump Up , Switch Type Single Pole Double Throw, 3-1/5,...More

Control Relay,Dual Pump Down,120V
  • MACROMATIC
  • Control Relay, Dual Pump Down, 120VControl Relay,Dual Pump Down,120V
  • Level Control Relay, Plug-In, Liquid Level Dual Probe Pump Down, Switch Type Single Pole Double Throw, 3-1/5, 1-7/10, 2-4/5, White, Input Voltage 120VAC, LED Indication, 5VDC Pulsed Probe Voltage, Adjustable Sensitivity, 10A Relay Output, Galvanically Isolated, 8 Pin Octal Socket Required, Level Control Relay, cURus

  • Item # 31EL63
  • Mfr. Model # LCP2D100
  • Level Control Relay, Plug-In, Liquid Level Dual Probe Pump Down, Switch Type Single Pole Double Throw, 3-1/5,...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 120VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA, CUL, FM Approved

  • Item # 20HJ83
  • Mfr. Model # LFA1203S-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Level Control High/Low/ Low Heat Alarm
  • WATERLINE CONTROLS
  • Level Control High/Low/ Low Heat AlarmLevel Control High/Low/ Low Heat Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (4)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High and Low Level Alarm and Low Heat Cut Off, Input Voltage 110 VAC 50/60 Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK7
  • Mfr. Model # WLC6000-120VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 120VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA

  • Item # 20HJ81
  • Mfr. Model # LTA1203S-2
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Water Level Control Fill Only
  • WATERLINE CONTROLS
  • Water Level Control Fill OnlyWater Level Control Fill Only
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height Only, Input Voltage 110 VAC 50/60 Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK3
  • Mfr. Model # WLC3000-120VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Water Level Control High and Low Alarm
  • WATERLINE CONTROLS
  • Water Level Control High and Low AlarmWater Level Control High and Low Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (3)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High and Low Level Alarm, Input Voltage 110 VAC 50/60 Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK6
  • Mfr. Model # WLC5000-120VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Water Level Control Fill w/ Low Alarm
  • WATERLINE CONTROLS
  • Water Level Control Fill w/ Low AlarmWater Level Control Fill w/ Low Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (3)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With Low Level Alarm, Input Voltage 110 VAC 50/60 Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK5
  • Mfr. Model # WLC4500-120VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Cooling Tower Control,PH Level Monitor
  • WATERLINE CONTROLS
  • Cooling Tower Control, PH Level MonitorCooling Tower Control,PH Level Monitor
  • Cooling Tower Control, PH Level Monitor, Switch Type Electronic, Enclosure Type Polycarbonate, Gray,ORP and PH Sensors Included, Input Voltage 110VAC

  • Item # 6KHP6
  • Mfr. Model # WLC-530-CAST
  • Cooling Tower Control, PH Level Monitor, Switch Type Electronic, Enclosure Type Polycarbonate, Gray,ORP and...More

Water Level Control Fill Only
  • WATERLINE CONTROLS
  • Water Level Control Fill OnlyWater Level Control Fill Only
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height Only, Input Voltage 220 VAC 50/60Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK8
  • Mfr. Model # WLC3000-220VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 3.5, 1.8, 1.8, Enclosure Type NEMA 1, Black, 3/4 In., Input Voltage 24VAC, 5A@24VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA

  • Item # 20HJ79
  • Mfr. Model # LTRO243T-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 3.5, 1.8, 1.8, Enclosure Type...More

Track Mount Level Control,2 Relay,120VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 2 Relay, 120VACTrack Mount Level Control,2 Relay,120VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 2, cUL, Includes Instructions

  • Item # 6EEK3
  • Mfr. Model # WFLTV-TM-4011
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 2, cUL, Includes...More

Octal Socket Level Control,1Relay,120VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Octal Socket Level Control, 1Relay, 120VACOctal Socket Level Control,1Relay,120VAC
  • Level Control, Octal Socket, Conductivity, 5, 3, 2, Blue, Input Voltage 120 VAC, 1, cUL, Includes Instructions

  • Item # 6EEK8
  • Mfr. Model # WFLTV-SM-2011
  • Level Control, Octal Socket, Conductivity, 5, 3, 2, Blue, Input Voltage 120 VAC, 1, cUL, Includes Instructions...More

Din Mount Level Control,1 Relay,120VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Din Mount Level Control, 1 Relay, 120VACDin Mount Level Control,1 Relay,120VAC
  • Level Control, DIN Mount, Conductivity, 4-3/4, 1-3/4, 2-3/4, White, Input Voltage 120 VAC, 1, cUL, Includes Instructions

  • Item # 6EEK5
  • Mfr. Model # WFLTV-DM-2011
  • Level Control, DIN Mount, Conductivity, 4-3/4, 1-3/4, 2-3/4, White, Input Voltage 120 VAC, 1, cUL, Includes...More

Level Control High/Low/ Low Heat Alarm
  • WATERLINE CONTROLS
  • Level Control High/Low/ Low Heat AlarmLevel Control High/Low/ Low Heat Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (4)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High and Low Level Alarm and Low Heat Cut Off, Input Voltage 220 VAC 50/60Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHL2
  • Mfr. Model # WLC6000-220VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Water Level Control Fill w/ High Alarm
  • WATERLINE CONTROLS
  • Water Level Control Fill w/ High AlarmWater Level Control Fill w/ High Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (2)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High Alarm, Input Voltage 220 VAC 50/60Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK9
  • Mfr. Model # WLC4000-220VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Water Level Control Fill w/ High Alarm
  • WATERLINE CONTROLS
  • Water Level Control Fill w/ High AlarmWater Level Control Fill w/ High Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (2)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High Level Alarm, Input Voltage 110 VAC 50/60 Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHK4
  • Mfr. Model # WLC4000-120VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Water Level Control High and Low Alarm
  • WATERLINE CONTROLS
  • Water Level Control High and Low AlarmWater Level Control High and Low Alarm
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch Type (3)SPST, Enclosure Type NEMA 4X, Sensors Included Fill Height With High and Low Level Alarm, Input Voltage 220 VAC 50/60Hz, Includes Waterline Controller in NEMA 4x Box, Sensor Wire, Stainless Steel Sensor Assembly, Mounting Brackets and U Bolts, Installation Instructions,

  • Item # 4GHL1
  • Mfr. Model # WLC5000-220VAC
  • Water Level Control, Universal, Electronic With Microprocessor For Site Automation or Integration, Switch...More

Track Mount Level Control,2 Relay,24VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 2 Relay, 24VACTrack Mount Level Control,2 Relay,24VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 24 VAC, 2, cUL, Includes Instructions

  • Item # 6EEL7
  • Mfr. Model # WFLTV-TM-401(24)
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 24 VAC, 2, cUL, Includes...More

Track Mount Level Control,3 Relay,24VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 3 Relay, 24VACTrack Mount Level Control,3 Relay,24VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 24 VAC, 3, cUL, Includes Instructions

  • Item # 6EEL8
  • Mfr. Model # WFLTV-TM-601(24)
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 24 VAC, 3, cUL, Includes...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 24VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA, CUL, FM Approved

  • Item # 20HJ82
  • Mfr. Model # LFA0243S-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Din Mount Level Control,1 Relay,24VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Din Mount Level Control, 1 Relay, 24VACDin Mount Level Control,1 Relay,24VAC
  • Level Control, DIN Mount, Conductivity, 4-3/4, 1-3/4, 2-3/4, White, Input Voltage 24 VAC, 1, cUL, Includes Instructions

  • Item # 6EEL9
  • Mfr. Model # WFLTV-DM-201(24)
  • Level Control, DIN Mount, Conductivity, 4-3/4, 1-3/4, 2-3/4, White, Input Voltage 24 VAC, 1, cUL, Includes...More

Track Mount Level Control,1 Relay,240VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 1 Relay, 240VACTrack Mount Level Control,1 Relay,240VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 240 VAC, 1, cUL, Includes Instructions

  • Item # 6EEK9
  • Mfr. Model # WFLTV-TM-2012
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 240 VAC, 1, cUL, Includes...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1Low Water Cutoff,NPT,Electronic,NEMA 1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA 1, Green, 3/4 In., Input Voltage 24VAC, 7.5A@120VAC, Terminal Blocks, Service indicator LED, Detection of Water Level in a Boiler, UL, CSA

  • Item # 20HJ80
  • Mfr. Model # LTA0243S-2
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Track Mount Level Control,1 Relay,120VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 1 Relay, 120VACTrack Mount Level Control,1 Relay,120VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 1, cUL, Includes Instructions

  • Item # 6EEK2
  • Mfr. Model # WFLTV-TM-2011
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 1, cUL, Includes...More

Din Mount Level Control,2 Relay,24VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Din Mount Level Control, 2 Relay, 24VACDin Mount Level Control,2 Relay,24VAC
  • Level Control, DIN Mount, Conductivity, 4-3/4, 2-7/8, 2-3/4, White, Input Voltage 24 VAC, 2, cUL, Includes Instructions

  • Item # 6EEN0
  • Mfr. Model # WFLTV-DM-401(24)
  • Level Control, DIN Mount, Conductivity, 4-3/4, 2-7/8, 2-3/4, White, Input Voltage 24 VAC, 2, cUL, Includes...More

Track Mount Level Control,3 Relay,120VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 3 Relay, 120VACTrack Mount Level Control,3 Relay,120VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 3, cUL, Includes Instructions

  • Item # 6EEK4
  • Mfr. Model # WFLTV-TM-6011
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 120 VAC, 3, cUL, Includes...More

Track Mount Level Control,2 Relay,240VAC
  • LUMENITE CONTROL TECHNOLOGY, INC.
  • Track Mount Level Control, 2 Relay, 240VACTrack Mount Level Control,2 Relay,240VAC
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 240 VAC, 2, cUL, Includes Instructions

  • Item # 6EEL0
  • Mfr. Model # WFLTV-TM-4012
  • Level Control, Track Mount, Conductivity, 1-5/8, 3-7/8, 3-1/4, Input Voltage 240 VAC, 2, cUL, Includes...More

Results per page: 16 | 32 | 48

These universal electronic water level controls provide precise wave action compensation and water level control. Modular, quick connect design uses no mechanical floats. Choose from controls with high and low level alarms, high level alarms, fill height only alarms and combination styles. Water level controls from Grainger resist moisture, dust and corrosion. Shop today!

Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More