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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 32 A | - | Chassis Mount | 102 VAC | 24 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
NTE Electronics
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240VAC | DPST-NO (2 Form A) | 30 A | - | Chassis Mount | - | - | - | - | - | |
TE Connectivity
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240VAC | DPST-NO (DM) (2 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) | |
Carlo Gavazzi
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220VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount | 187 VAC | 44 VAC | -5°C ~ 40°C | 277VAC - Nom | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount | 102 VAC | 24 VAC | -5°C ~ 40°C | 277VAC - Nom | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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220VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount | 187 VAC | 44 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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24VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount | 20.4 VAC | 4.8 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 40 A | - | Chassis Mount | 102 VAC | 24 VAC | -5°C ~ 40°C | 277VAC - Nom | Box Lug, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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120VAC | 4PST-NO (4 Form A) | 9 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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TE Connectivity
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240VAC | DPST-NO (DM) (2 Form X) | 26 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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120VAC | 4PST-NO (4 Form A) | 12 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
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240VAC | 3PST-NO (3 Form A) | 18 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 204 VAC | 72 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
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240VAC | 3PST-NO (3 Form A) | 22 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 204 VAC | 72 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
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NTE Electronics
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24VAC | DPST-NO (2 Form A) | 30 A | - | Chassis Mount | - | - | - | - | - | |
Carlo Gavazzi
|
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240VAC | 3PST-NO (3 Form A) | 32 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 204 VAC | 72 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
TE Connectivity
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120VAC | 3PST-NO (DM) (3 Form X) | 40 A | Insulation - Class B | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
TE Connectivity
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240VAC | 3PST-NO (DM) (3 Form X) | 25 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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240VAC | 3PST-NO (DM) (3 Form X) | 20 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) | 20 A | Insulation - Class B | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
TE Connectivity
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24VAC | 3PST-NO (DM) (3 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) | |
Omron
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440VAC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 374 VAC | 88 VAC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
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440VAC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 374 VAC | 88 VAC | -10°C ~ 55°C | - | Spring Terminal | |
Omron
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230VAC | 3PST-NO (3 Form A) | 15 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 195.5 VAC | 46 VAC | -10°C ~ 55°C | - | Spring Terminal | |
Carlo Gavazzi
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240VAC | 3PST-NO (3 Form A) | 40 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 204 VAC | 72 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) | |
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Altech Corporation
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- | - | - | - | - | - | - | - | - | - | |
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TE Connectivity
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24VAC | 3PST-NO (DM) (3 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) | |
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TDK Corporation
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24VDC | SPST-NO (1 Form A) | 135 A | Sealed - Hermetically | Chassis Mount | 18 VDC | 2 VDC | -40°C ~ 85°C | 450VDC - Max | Stud, Wire Leads | |
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 | |
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Carlo Gavazzi
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24VAC | 3PST-NO (3 Form A) | 50 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 20.4 VAC | 7.2 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
TE Connectivity
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24VAC | 4PST-NO (DM) (4 Form X) | 30 A | Insulation - Class B | Chassis Mount | 19.2 VAC | 6 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 65 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Box Lug | |
TDK Corporation
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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 | |
|
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 75 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Box Lug | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 85 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 85 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Box Lug | |
TE Connectivity
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115VAC | SPST-NO (DM) (1 Form X) | 500 A | Sealed - Hermetically | Chassis Mount | - | - | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
NTE Electronics
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24VAC | SPST-NO (1 Form A) | 30 A | - | Chassis Mount | - | - | - | - | - | |
TE Connectivity
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24VAC | 3PST-NO (DM) (3 Form X) | 50 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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120VAC | 3PST-NO (DM) (3 Form X) | 30 A | - | Chassis Mount | 94 VAC | - | -55°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
TE Connectivity
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24VAC | 3PST-NO (DM) (3 Form X) | 40 A | - | Chassis Mount | 20.4 VAC | - | -55°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
TE Connectivity
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240VAC | 3PST-NO (DM) (3 Form X) | 40 A | - | Chassis Mount | 177 VAC | - | -55°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) | 50 A | Insulation - Class B | Chassis Mount | 93 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
|
TE Connectivity
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240VAC | 3PST-NO (DM) (3 Form X) | 50 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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48 ~ 95VDC | SPST-NO (DM) (1 Form X) | 500 A | Sealed - Hermetically | Chassis Mount | 48 VDC | 27 VDC | -40°C ~ 85°C | 900VDC - Max | Stud, Wire Leads | |
|
Carlo Gavazzi
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120VAC | 4PST-NO (4 Form A) | 85 A | Auxiliary Contacts | Chassis Mount, DIN Rail | 102 VAC | 36 VAC | -5°C ~ 60°C | 690VAC - Max | Screw Terminal | |
Carlo Gavazzi
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120VAC | 3PST-NO (3 Form A) | 100 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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24VAC | 3PST-NO (DM) (3 Form X) | 90 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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120VAC | 3PST-NO (DM) (3 Form X) | 90 A | Insulation - Class B | Chassis Mount | 88 VAC | 20 VAC | -40°C ~ 65°C | 600VAC - Max | Screw Terminal, Quick Connect - 0.250" (6.3mm) | |
NTE Electronics
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24VDC | SPDT (1 Form C) | 20 A | - | Chassis Mount | - | - | - | - | - |
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