What are Contactors (Electromechanical) ?
Contactors (Electromechanical) are electromechanical devices that control the flow of electricity in circuits by opening or closing contacts based on an input coil voltage. They are commonly used in applications like switching and control panels, production electronics assembly, and maintenance. Key specifications for selection include Coil Voltage, which determines the operational voltage needed to activate the contactor; Contact Rating (Current), which indicates the maximum current the contactor can handle; and Must Operate Voltage, ensuring reliable operation under specified conditions. It's crucial for procurement teams to validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
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| Part & Mfr | Coil Voltage | Contact Form | Contact Rating (Current) | Features | Mounting Type | Must Operate Voltage | Must Release Voltage | Operating Temperature | Switching Voltage | Termination Style | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Littelfuse Inc.
|
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120VAC | 3PST-NO (3 Form A) | 50 A | - | Chassis Mount | 93 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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208 ~ 240VAC | 3PST-NO (3 Form A) | 50 A | - | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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208 ~ 240VAC | 3PST-NO (3 Form A) | 60 A | - | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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24VAC | 3PST-NO (3 Form A) | 60 A | - | Chassis Mount | 18 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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480VAC | 3PST-NO (3 Form A) | 60 A | - | Chassis Mount | 384 VAC | 150 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
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Siemens
|
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83 ~ 155VAC/DC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 40 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 70°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
|
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110VAC | 3PST-NO (3 Form A) | 130 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 93.5 VAC | 33 VAC | -5°C ~ 60°C | 690VAC - Max | Box Lug | |
Littelfuse Inc.
|
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Price on request
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208 ~ 240VAC | 3PST-NO (3 Form A) | 75 A | - | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
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120VAC | 3PST-NO (3 Form A) | 75 A | - | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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480VAC | 3PST-NO (3 Form A) | 75 A | - | Chassis Mount | 384 VAC | 150 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
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24VAC | 3PST-NO (3 Form A) | 90 A | - | Chassis Mount | 18 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
Price and Stock
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480VAC | 3PST-NO (3 Form A) | 90 A | - | Chassis Mount | 384 VAC | 150 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
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208 ~ 240VAC | 3PST-NO (3 Form A) | 90 A | - | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
Price and Stock
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120VAC | 3PST-NO (3 Form A) | 90 A | - | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
Price and Stock
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24VAC | 3PST-NO (3 Form A) | 120 A | - | Chassis Mount | 18 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
Price and Stock
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480VAC | 3PST-NO (3 Form A) | 120 A | - | Chassis Mount | 384 VAC | 150 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Littelfuse Inc.
|
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Price on request
Price and Stock
on Request |
120VAC | 3PST-NO (3 Form A) | 120 A | - | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
American Electrical Inc.
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 32 A | - | Chassis Mount, DIN Rail | - | - | - | - | Screw Terminal | |
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
208 ~ 240VAC | 3PST-NO (3 Form A) | 120 A | - | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 150 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 93.5 VAC | 33 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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Price on request
Price and Stock
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120VAC | 3PST-NO (3 Form A) | 60 A | Auxiliary Contacts | Chassis Mount | 102 VAC | - | 0°C ~ 40°C | 600VAC - Max | Screw Terminal | |
|
Siemens
|
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Price on request
Price and Stock
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110 ~ 120VAC | DPST-NO (2 Form A) | 20 A | Auxiliary Contacts | Chassis Mount | - | - | - | 600VAC - Max | Screw Terminal | |
Altran Magnetics, LLC
|
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36VDC | - | 150 A | Economizer, Sealed - Hermetically | Chassis Mount | 9 VDC | 6 VDC | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
Benedict GmbH
|
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24VAC | 3PST-NO (3 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price and Stock
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24VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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110VAC | 4PST-NO (4 Form A) | 10 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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230VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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110VAC | 3PST-NO (3 Form A) | 14 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price and Stock
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110VAC | 3PST-NO (3 Form A) | 14 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 14 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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230VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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180VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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230VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 18 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 22 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 22 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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24VAC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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230VAC | 3PST-NO (3 Form A) | 24 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V, 690V | Screw Terminal | |
Benedict GmbH
|
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277VAC | - | 23 A | - | DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Altech Corporation
|
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Price and Stock
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- | - | - | - | - | - | - | - | - | - | |
Benedict GmbH
|
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Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
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230VAC | 3PST-NO (3 Form A) | 32 A | - | Chassis Mount | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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Price on request
Price and Stock
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24VAC | 3PST-NO (3 Form A) | 32 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
Send RFQ |
Price on request
Price and Stock
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110VAC | - | 60 A | - | DIN Rail | - | - | -40°C ~ 60°C | - | Screw Terminal | |
Benedict GmbH
|
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Price on request
Price and Stock
on Request |
110VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
Send RFQ |
Price on request
Price and Stock
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110VAC | 3PST-NO (3 Form A) | 50 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
Send RFQ |
Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 50 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal |
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