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 Zettler
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110 ~ 120VAC | DPST-NO (2 Form A) | 90 A | - | Chassis Mount | - | - | -25°C ~ 70°C | 600VAC - Max | Screw Terminal | |
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24VDC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 19.2 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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24VDC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 16.8 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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- | - | - | - | - | - | - | - | - | - | |
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120VAC | 3PST-NO (3 Form A) | 7 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 96 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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Siemens
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- | - | - | - | - | - | - | - | - | - | |
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|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 16.8 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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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 | |
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|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Siemens
|
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24VDC | 3PST-NO (3 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 16.8 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) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 16.8 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
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 | |
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TE Connectivity
|
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120VAC | 4PST-NO (DM) (4 Form X) | 40 A | Insulation - Class B | Chassis Mount | 93 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
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Siemens
|
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12VDC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 9.6 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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125VDC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 100 VDC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Omron
|
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220VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 187 VDC | 22 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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200VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 170 VDC | 20 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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100VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 85 VDC | 10 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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120VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VDC | 12 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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110VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 93.5 VDC | 11 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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120VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VDC | 12 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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220VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 187 VDC | 22 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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210VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 178.5 VDC | 21 VDC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
|
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12VDC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 10.2 VDC | 1.2 VDC | -10°C ~ 55°C | - | Spring Terminal | |
|
Siemens
|
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42VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 35.7 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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42VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 35.7 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
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|
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100 ~ 110VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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42VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 35.7 VAC | - | -25°C ~ 60°C | 690VAC - Max | Spring Terminal | |
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|
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42VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 35.7 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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600VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 510 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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480VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 408 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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208VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 176.8 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
American Zettler
|
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230 ~ 240VAC | 3PST-NO (3 Form A) | 75 A | - | Chassis Mount | - | - | -25°C ~ 70°C | 600VAC - Max | Box Lug, Quick Connect - 0.250" (6.3mm) | |
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|
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200 ~ 220VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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380VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 323 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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400VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 340 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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400 ~ 440VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
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|
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120VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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277VAC | 4PST-2NO/2NC (2 Form A, 2 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 235.5 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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380VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 323 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
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|
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400 ~ 440VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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200 ~ 220VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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120VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
|
Siemens
|
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Price and Stock
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277VAC | 4PST-3NO/1NC (3 Form A, 1 Form B) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 235.5 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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|
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600VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 510 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Siemens
|
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208VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 176.8 VAC | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Siemens
|
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400 ~ 440VAC | 4PST-NO (4 Form A) | 10 A | Auxiliary Contacts | Chassis Mount, DIN Rail | - | - | -25°C ~ 60°C | 690VAC - Max | Screw Terminal |
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