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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American Electrical Inc.
|
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24VDC | 3PST-NO (3 Form A) | 160 A | - | Chassis Mount, DIN Rail | - | - | - | - | Screw Terminal | |
Littelfuse Inc.
|
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12VDC | SPST-NO (DM) (1 Form X) | 50 A | - | Chassis Mount | 8 VDC | 1.2 VDC | -40°C ~ 85°C | 900VDC - Nom | Stud, Wire Leads | |
Littelfuse Inc.
|
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24VDC | SPST-NO (DM) (1 Form X) | 50 A | Auxiliary Contacts | Chassis Mount | 16 VDC | 2.4 VDC | -40°C ~ 85°C | 900VDC - Nom | Stud, Wire Leads | |
Littelfuse Inc.
|
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12VDC | SPST-NO (DM) (1 Form X) | 50 A | Auxiliary Contacts | Chassis Mount | 8 VDC | 1.2 VDC | -40°C ~ 85°C | 900VDC - Nom | Stud, Wire Leads | |
|
Siemens
|
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24VAC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Siemens
|
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240VAC | 3PST-NO (3 Form A) | 7 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 192 VAC | - | -25°C ~ 60°C | 400VAC - Nom | Spring Terminal | |
|
Omron
|
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24VDC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | - | Chassis Mount, DIN Rail | - | - | -40°C ~ 60°C | 600VAC - Max | Screw Terminal | |
|
Altran Magnetics, LLC
|
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48 ~ 72VDC | SPST-NO (DM) (1 Form X) | 500 A | - | Chassis Mount | 32 VDC | - | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
|
Siemens
|
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120VAC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 96 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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120VAC | 3PST-NO (3 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 96 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Omron
|
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24VDC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 40 A | - | Chassis Mount | 18 VDC | 2.4 VDC | -25°C ~ 60°C | 480VAC - Max | Screw Terminal | |
Carlo Gavazzi
|
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120VAC | 3PST-NO (3 Form A) | 60 A | - | Chassis Mount | 102 VAC | 24 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
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 | |
|
NTE Electronics
|
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24VAC | DPST-NO (2 Form A) | 40 A | - | Chassis Mount | - | - | - | - | - | |
Siemens
|
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110VDC | 3PST-NO (3 Form A) | - | Auxiliary Contacts | Chassis Mount, DIN Rail | 88 VDC | - | -25°C ~ 60°C | - | Screw Terminal | |
American Electrical Inc.
|
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24VDC | 3PST-NO (3 Form A) | 60 A | - | Chassis Mount, DIN Rail | - | - | - | - | Screw Terminal | |
|
Siemens
|
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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 | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Spring Terminal | |
Siemens
|
Send RFQ |
Price on request
Price and Stock
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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 | |
Siemens
|
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Price on request
Price and Stock
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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 | |
|
TE Connectivity
|
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24VDC | 3PST-NO (DM) (3 Form X) | 40 A | - | Chassis Mount | 18 VDC | - | -55°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
TDK Corporation
|
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24VDC | SPST-NO (1 Form A) | 200 A | Sealed - Hermetically | Chassis Mount | 18 VDC | 2 VDC | -40°C ~ 85°C | 1000VDC - Max | Stud, Wire Leads | |
Siemens
|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
TE Connectivity
|
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28VDC | SPST-NO (DM) (1 Form X) | 500 A | Sealed - Hermetically | Chassis Mount | 19 VDC | 5 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
TE Connectivity
|
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12VDC | SPST-NO (DM) (1 Form X) | 100 A | Sealed - Hermetically | Chassis Mount | 8 VDC | 1.2 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
TE Connectivity
|
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24VDC | SPST-NO (DM) (1 Form X) | 100 A | Sealed - Hermetically | Chassis Mount | 16 VDC | 2.4 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
Siemens
|
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Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 16 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
TE Connectivity
|
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Price and Stock
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- | - | - | - | - | - | - | - | - | - | |
TE Connectivity
|
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Price on request
Price and Stock
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12VDC | SPST-NO (DM) (1 Form X) | 500 A | Sealed - Hermetically | Chassis Mount | 9 VDC | 2 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
TE Connectivity
|
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12 ~ 24VDC | SPST-NO (DM) (1 Form X) | 150 A | Economizer, Sealed - Hermetically | Chassis Mount | 9 VDC | 6 VDC | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
|
Siemens
|
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Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 16 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Spring Terminal | |
|
Altran Magnetics, LLC
|
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Price on request
Price and Stock
on Request |
24VDC | SPST-NO (DM) (1 Form X) | 350 A | - | Chassis Mount | 19 VDC | 9 VDC | -40°C ~ 85°C | 1.8kVDC - Max | Stud, Connector | |
|
Altran Magnetics, LLC
|
Send RFQ |
Price on request
Price and Stock
on Request |
24VDC | SPST-NO (DM) (1 Form X) | 350 A | Auxiliary Contacts | Chassis Mount | 19 VDC | 9 VDC | -40°C ~ 85°C | 1.8kVDC - Max | Stud, Connector | |
|
Siemens
|
Send RFQ |
Price on request
Price and Stock
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24VDC | 3PST-NO (3 Form A) | 25 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Spring Terminal | |
|
Altran Magnetics, LLC
|
Send RFQ |
Price on request
Price and Stock
on Request |
24VDC | SPST-NO (DM) (1 Form X) | 400 A | Auxiliary Contacts | Chassis Mount | 19 VDC | 9 VDC | -40°C ~ 85°C | 1.8kVDC - Max | Stud, Wire Leads with Connector | |
TE Connectivity
|
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Price on request
Price and Stock
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24VAC | SPST-NO (DM) (1 Form X) | 25 A | Insulation - Class B | Chassis Mount | 18 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
TE Connectivity
|
Send RFQ |
Price on request
Price and Stock
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24VAC | SPST-NO (DM) (1 Form X) | 30 A | Insulation - Class B | Chassis Mount | 18 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
TE Connectivity
|
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Price on request
Price and Stock
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120VAC | DPST-NO (DM) (2 Form X) | 30 A | Insulation - Class B | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Schneider Electric
|
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24VDC | 3PST-NO (3 Form A) | 38 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | 2.4 VDC | -40°C ~ 60°C | 690VAC, 300VDC - Max | Screw Terminal | |
|
TE Connectivity
|
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Price on request
Price and Stock
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240VAC | DPST-NO (DM) (2 Form X) | 40 A | Insulation - Class B | 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
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24VDC | 3PST-NO (3 Form A) | 22 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 16.8 VDC | 2.4 VDC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
|
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Price on request
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120VAC | 3PST-NO (3 Form A) | 50 A | - | Chassis Mount | 102 VAC | 24 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
Omron
|
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24VDC | SPST-NO (1 Form A) x 4 | 40 A | - | Chassis Mount | 18 VDC | 2.4 VDC | -25°C ~ 60°C | 480VAC - Max | Screw Terminal | |
TE Connectivity
|
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12VDC | SPST-NO (DM) (1 Form X) | 250 A | - | Chassis Mount | - | - | -40°C ~ 85°C | 450VDC - Nom | Screw Terminal | |
|
TE Connectivity
|
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Price on request
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48VDC | SPST-NO (DM) (1 Form X) | 100 A | Sealed - Hermetically | Chassis Mount | 33 VDC | 4.8 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
|
TE Connectivity
|
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Price on request
Price and Stock
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240VAC | 4PST-NO (DM) (4 Form X) | 40 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
|
Send RFQ |
Price on request
Price and Stock
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48VDC | SPST-NO (DM) (1 Form X) | 100 A | Sealed - Hermetically | Chassis Mount | 33 VDC | 4.8 VDC | -40°C ~ 85°C | 900VDC - Max | Stud | |
American Electrical Inc.
|
Send RFQ |
Price on request
Price and Stock
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12VDC | 3PST-NO (3 Form A) | 100 A | - | Chassis Mount, DIN Rail | - | - | - | - | Screw Terminal | |
|
TE Connectivity
|
Send RFQ |
Price on request
Price and Stock
on Request |
12VDC | 3PST-NO (DM) (3 Form X) | 40 A | - | Chassis Mount | 9 VDC | - | -55°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
TDK Corporation
|
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Price on request
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24VDC | SPST-NO (1 Form A) | 300 A | Sealed - Hermetically | Chassis Mount | 18 VDC | 2 VDC | -40°C ~ 85°C | 1000VDC - Max | Stud, Wire Leads | |
TDK Corporation
|
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12VDC | SPST-NO (1 Form A) | 500 A | Sealed - Hermetically | Chassis Mount | 9 VDC | 1 VDC | -40°C ~ 85°C | 1000VDC - Max | Stud, Wire Leads |
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