What are Controllers - Liquid, Level ?
Controllers - Liquid, Level are devices designed to regulate and monitor liquid levels in industrial settings. They are commonly used in applications such as leak detection, constant level maintenance, and high/low level monitoring. Important specifications for selection include Contact Rating @ Voltage, which ensures compatibility with electrical systems, Operating Temperature, which affects performance in different environments, and Sensitivity, which determines the controller's responsiveness to liquid level changes. Procurement teams should validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
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| Part & Mfr | Contact Form | Contact Rating @ Voltage | Distance | Features | Mounting Type | Operating Temperature | Output Type | Sensitivity | Termination Style | Type | Voltage | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Omron
|
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SPDT (2 Form C), SPDT (3 Form C) | 3A @ 200VAC | 1km | Idling Prevention, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (6) | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C), SPDT (3 Form C) | 3A @ 200VAC | 50m | Idling Prevention, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (6) | 10kOhm ~ 40kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C), SPDT (3 Form C) | 3A @ 200VAC | 2km | Idling Prevention, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (6) | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C), SPDT (3 Form C) | 3A @ 200VAC | 4km | Idling Prevention, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (6) | 0 ~ 0.7kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C), SPDT (3 Form C) | 3A @ 200VAC | 800m | Idling Prevention, Level Indication, Two Wire/Three Probe | DIN Rail | -10°C ~ 55°C | Relay (6) | 0 ~ 1.1kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 5A @ 220VAC | 1km | - | Chassis Mount | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 1km | - | DIN Rail | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 1km | - | DIN Rail | -10°C ~ 55°C | Relay | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 50m | - | DIN Rail | -10°C ~ 55°C | Relay | 10kOhm ~ 40kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 2km | - | DIN Rail | -10°C ~ 55°C | Relay | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 4km | - | DIN Rail | -10°C ~ 55°C | Relay | 0 ~ 0.7kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 800m | Two Wire/Three Probe | DIN Rail | -10°C ~ 55°C | Relay | 0 ~ 1.1kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 1km | Alarm High/Low - Contact, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (2) | 0 ~ 4kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 1km | Alarm High/Low - Contact, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (2) | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 200VAC | 50m | Alarm High/Low - Contact, Level Indication | DIN Rail | -10°C ~ 55°C | Relay (2) | 10kOhm ~ 40kOhm | Screw Terminal | High/Low Level | 120/240VAC | |
|
Littelfuse Inc.
|
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Price on request
Price and Stock
on Request |
- | 10A @ 240VAC | - | Adjustable Sensitivity | - | -40°C ~ 70°C | Relay | 4.7kOhm ~ 100kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 190 ~ 240VAC | |
|
Littelfuse Inc.
|
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Price on request
Price and Stock
on Request |
- | 10A @ 240VAC | - | Adjustable Sensitivity | - | -40°C ~ 70°C | Relay | 4.7kOhm ~ 100kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 190 ~ 240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | - | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 220VAC | |
Curtis Industries
|
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Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity | Chassis Mount | 0°C ~ 60°C | Relay | 0 ~ 100kOhm | Screw Terminal | High/Low Level | 24VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity | Chassis Mount | 0°C ~ 60°C | Relay | 0 ~ 100kOhm | Screw Terminal | High/Low Level | 240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
- | - | 100m | Delay Timer | DIN Rail | -20°C ~ 60°C | Solid State | 10 ~ 100kOhm | Screw Terminal | Constant Level | 24VAC/DC | |
|
Littelfuse Inc.
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 5A @ 240VAC | - | Adjustable Sensitivity | - | -20°C ~ 55°C | Relay | 4.7kOhm ~ 100kOhm | Screw Terminal | Constant Level | 120VAC | |
Carlo Gavazzi
|
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Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 8A @ 250VAC | - | Adjustable Sensitivity | Socketable | -20°C ~ 50°C | Relay | 5kOhm ~ 150kOhm | Plug In, 11 Pin (Octal) | High/Low Level | 24VAC | |
Carlo Gavazzi
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 8A @ 250VAC | - | Adjustable Sensitivity | Socketable | -20°C ~ 50°C | Relay | 5kOhm ~ 150kOhm | Plug In, 11 Pin (Octal) | High/Low Level | 24VDC | |
Carlo Gavazzi
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 8A @ 250VAC | - | Adjustable Sensitivity | Socketable | -20°C ~ 50°C | Relay | 5kOhm ~ 150kOhm | Plug In, 11 Pin (Octal) | High/Low Level | 115VAC | |
Carlo Gavazzi
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 8A @ 250VAC | - | Adjustable Sensitivity | Socketable | -20°C ~ 50°C | Relay | 5kOhm ~ 150kOhm | Plug In, 11 Pin (Octal) | High/Low Level | 230VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity, Delay Timer | Chassis Mount | 0°C ~ 60°C | Relay | 1kOhm ~ 100kOhm | Screw Terminal | High/Low Level | 24VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity, Delay Timer | Chassis Mount | 0°C ~ 60°C | Relay | 1kOhm ~ 100kOhm | Screw Terminal | High/Low Level | 240VAC | |
Siemens
|
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Price on request
Price and Stock
on Request |
- | 4A @ 400VAC | - | Adjustable Sensitivity | DIN Rail | -25°C ~ 60°C | Relay | 2kOhm ~ 200kOhm | Screw Terminal | High/Low Level | 24VAC/DC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | Socketable | -10°C ~ 55°C | - | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 110VAC | |
Siemens
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | 4A @ 400VAC | - | Adjustable Sensitivity | DIN Rail | -25°C ~ 60°C | Relay | 2kOhm ~ 200kOhm | Screw Terminal | High/Low Level | 24 ~ 240VAC/DC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | Socketable | -10°C ~ 55°C | - | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 220VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | Socketable | -10°C ~ 55°C | - | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 5A @ 220VAC | 4km | - | Chassis Mount | -10°C ~ 55°C | Relay | 0 ~ 0.7kOhm | Screw Terminal | High/Low Level | 100/200VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | - | - | - | - | - | - | - | |
Carlo Gavazzi
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 8A @ 250VAC | - | Adjustable Sensitivity | DIN Rail | -20°C ~ 50°C | Relay | 250Ohm ~ 500kOhm | Screw Terminal | High/Low Level | 24 ~ 240VAC/DC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | - | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 100VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | - | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 200VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | - | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 24VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | - | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 240VAC | |
|
Omron
|
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Price on request
Price and Stock
on Request |
- | - | - | - | - | - | - | - | - | - | - | |
Omron
|
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Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 50m | Adjustable Sensitivity | Socketable | -10°C ~ 55°C | Relay | 0 ~ 50kOhm | Plug In, 8 Pin (Octal) | High/Low Level | 110VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPST-NO (1 Form A), SPDT (1 Form C) | 10A @ 120VAC | - | Lockout Feature | Chassis Mount | 0°C ~ 60°C | Relay (2) | 0 ~ 100kOhm | Quick Connect - 0.250" (6.3mm) | High/Low Level | 24VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPST-NO (1 Form A), SPDT (1 Form C) | 10A @ 120VAC | - | Lockout Feature | Chassis Mount | 0°C ~ 60°C | Relay (2) | 0 ~ 100kOhm | Quick Connect - 0.250" (6.3mm) | High/Low Level | 240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
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SPDT (2 Form C) | 5A @ 220VAC | 2km | - | Chassis Mount | -10°C ~ 55°C | Relay | 0 ~ 1.8kOhm | Screw Terminal | High/Low Level | 100/200VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (2 Form C) | 3A @ 250VAC | 1km | Level Indication | Socketable | -10°C ~ 55°C | Relay | 0 ~ 4kOhm | Plug In, 11 Pin (Octal) | High/Low Level | 24VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity, Auxiliary Contactor | Chassis Mount | 0°C ~ 60°C | Relay | 0 ~ 100kOhm | Screw Terminal | High/Low Level | 24VAC | |
|
Curtis Industries
|
Send RFQ |
Price on request
Price and Stock
on Request |
SPDT (1 Form C) | 10A @ 120VAC | - | Adjustable Sensitivity, Auxiliary Contactor | Chassis Mount | 0°C ~ 60°C | Relay | 0 ~ 100kOhm | Screw Terminal | High/Low Level | 240VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | DIN Rail | -10°C ~ 55°C | - | - | Screw Terminal | Alternate Supply Control | 110VAC | |
|
Omron
|
Send RFQ |
Price on request
Price and Stock
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- | - | - | - | DIN Rail | -10°C ~ 55°C | - | - | Screw Terminal | Alternate Supply Control | 220VAC |
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