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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Carlo Gavazzi
|
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120VAC | 4PST-NO (4 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
TE Connectivity
|
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240VAC | 3PST-NO (DM) (3 Form X) | 30 A | Insulation - Class B | Chassis Mount | 177 VAC | 40 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
TE Connectivity
|
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120VAC | 3PST-NO (DM) (3 Form X) | 25 A | Insulation - Class B | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Omron
|
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120VAC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 24 VAC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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24VAC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | 4.8 VAC | -10°C ~ 55°C | - | Spring Terminal | |
TE Connectivity
|
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480VAC | 3PST-NO (DM) (3 Form X) | 30 A | Insulation - Class B | Chassis Mount | 384 VAC | 150 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
American Zettler
|
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110 ~ 120VAC | DPST-NO (2 Form A) | 75 A | - | Chassis Mount | - | - | -25°C ~ 70°C | 600VAC - Max | - | |
Siemens
|
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120VAC | 3PST-NO (3 Form A) | - | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | - | -25°C ~ 60°C | - | Screw Terminal | |
Littelfuse Inc.
|
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12VDC | SPST-NO (1 Form A) | 150 A | - | Chassis Mount | 9 VDC | 1.2 VDC | -40°C ~ 85°C | 450VDC - Nom | Stud | |
|
Littelfuse Inc.
|
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24VDC | SPST-NO (1 Form A) | 150 A | - | Chassis Mount | 18 VDC | 2.4 VDC | -40°C ~ 85°C | 450VDC - Nom | Stud | |
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Altran Magnetics, LLC
|
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12VDC | SPST-NO (DM) (1 Form X) | 350 A | Auxiliary Contacts | Chassis Mount | 10 VDC | 4 VDC | -40°C ~ 85°C | 1.8kVDC - Max | Stud, Connector | |
Siemens
|
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24VDC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Altran Magnetics, LLC
|
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24VDC | SPST-NO (DM) (1 Form X) | 400 A | - | Chassis Mount | 19 VDC | 9 VDC | -40°C ~ 85°C | 1.8kVDC - Max | Stud, Wire Leads with Connector | |
Littelfuse Inc.
|
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12VDC | SPST-NO (DM) (1 Form X) | 400 A | - | Chassis Mount | 10 VDC | 4 VDC | -40°C ~ 85°C | 1.8kVDC - Nom | Stud, Wire Leads | |
Siemens
|
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110 ~ 127VAC/DC | 3PST-NO (3 Form A) | 150 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 1000VAC - Max | Screw Terminal | |
|
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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24VAC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | 7.2 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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240VAC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 204 VAC | 72 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | 2.4 VDC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
|
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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24VAC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | 7.2 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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24VDC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | 2.4 VDC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
|
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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24VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | 7.2 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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Price and Stock
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24VDC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | 2.4 VDC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
|
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 25 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 32 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
Schneider Electric
|
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120VAC | 3PST-NO (3 Form A) | 38 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
GE General Purpose Control
|
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125VDC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 6 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 55°C | 240VAC - Max | Screw Terminal | |
TE Connectivity
|
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- | - | - | - | - | - | - | - | - | - | |
|
Altran Magnetics, LLC
|
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36VDC | - | 500 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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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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230VAC | 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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180VAC | 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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24VAC | 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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110VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Carlo Gavazzi
|
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- | - | - | - | - | - | - | - | - | - | |
Benedict GmbH
|
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24VDC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Benedict GmbH
|
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24VDC | 3PST-NO (3 Form A) | 32 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
|
Benedict GmbH
|
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110VAC | 3PST-NO (3 Form A) | 62 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 90°C | 600V | Screw Terminal | |
Finder
|
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24VAC/DC | DPST-NO (2 Form A) | 25 A | Lighted Indicator, Mechanical Indicator | DIN Rail | 19.2 VAC/DC | 2.4 VAC/DC | -20°C ~ 50°C | 250VAC - Nom | Screw Terminal | |
Finder
|
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24VAC/DC | DPST-NO (2 Form A) | 25 A | Lighted Indicator, Mechanical Indicator | Chassis Mount, DIN Rail | 19.2 VAC/DC | 2.4 VAC/DC | -20°C ~ 50°C | 250VAC - Nom | Screw Terminal | |
Finder
|
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120VAC/DC | DPST-NO (2 Form A) | 25 A | Lighted Indicator, Mechanical Indicator | DIN Rail | 88 VAC/DC | 12 VAC/DC | -20°C ~ 50°C | 250VAC - Nom | Screw Terminal | |
|
Omron
|
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24VDC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Diode | Chassis Mount, DIN Rail | - | - | -40°C ~ 60°C | 600VAC - Max | Screw Terminal | |
Siemens
|
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24VDC | 3PST-NO (3 Form A) | - | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | - | Screw Terminal | |
|
TE Connectivity
|
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24VDC | SPST-NO (DM) (1 Form X) | 100 A | Sealed - Hermetically | Chassis Mount | 18 VDC | 2.4 VDC | -40°C ~ 80°C | 1000VDC - Max | Stud | |
|
Siemens
|
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120VAC | 3PST-NO (3 Form A) | 38 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 96 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
TE Connectivity
|
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12 ~ 24VDC | SPST-NO (DM) (1 Form X) | 250 A | Auxiliary Contacts, Economizer, Sealed - Hermetically | Chassis Mount | 9 VDC | 6 VDC | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
|
TE Connectivity
|
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Price on request
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12VDC | SPST-NO (DM) (1 Form X) | 600 A | Sealed - Hermetically | Chassis Mount | 9 VDC | 3.5 VDC | -55°C ~ 85°C | 900VDC - Max | Screw Terminal, Wire Leads | |
Littelfuse Inc.
|
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24VDC | SPST-NO (DM) (1 Form X) | 350 A | Auxiliary Contacts | Chassis Mount | 19 VDC | 9 VDC | -40°C ~ 85°C | 1.8kVDC - Nom | Stud, Wire Leads |
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