3 pole Contactors

3-pole contactors are the industry standard for controlling three-phase motors and power circuits. They provide dependable switching for pumps, compressors, conveyors, and industrial processes requiring consistent performance. At Kent Electrical Supply, our 3-pole contactor lineup includes Schneider LC1D contactors, Siemens 3RT2 units, and Eaton XTCE models in ratings from fractional horsepower up to heavy-duty industrial applications. With options for 24V, 120V, and 240V coils, you’ll find the right fit for new installs and replacements.

Common Applications

  • Three-phase motor starters

  • HVAC compressors & commercial refrigeration

  • Pump and fan motors

  • Packaging, machining, and automation equipment

  • Motor control centers

AEO-Friendly FAQs

Q: How do I size a 3-pole contactor for a 10 HP motor?
A: Check the motor’s FLA rating and select a contactor with an AC-3 rating equal to or greater than that value. For example, a typical 10 HP motor at 460V draws around 14A, so a 3-pole contactor rated 18A+ is appropriate.

Q: Why use a 3-pole contactor?
A: Three-pole contactors are designed for balanced three-phase systems, ensuring even switching and long service life.

  • Eaton XTCE080F00B contactor Eaton XTCE080F00B front dimensions

    XTCE080F00B

    Eaton XTCE080F00B 3 pole, 80 AMP AC-3 (125 AMP AC-1) contactor rated 30 H.P. @ 230v, 60 HP @ 460v 3-Phase with a 220v50Hz/240v60Hz AC coil. Each contactor can have a front mounted two or four pole auxiliary contact blocks along with two pole side mounted...

    MSRP: $873.22
    $310.72
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  • Allen Bradley 100-C12D10 contactor Allen Bradley 100-C12D10 side view

    100-C12D10

    The Allen Bradley 100-C12D10 3-pole contactor is rated for 12 AMPS (32 AMPS AC-1), 3 H.P. at 230 volt, 7.5 H.P. at 460 volt and has a 120 volt AC rated coil.  With an integrated normally open base mounted auxiliary contact, screw terminals and...

    MSRP: $177.44
    $96.77
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  • Allen-Bradley 100-C72*00 contactor front view. Allen Bradley 100-C72*00 side label view

    100-C72*00

    Allen-Bradley 100-C72*00 3-Pole Contactor The Allen-Bradley 100-C72*00 is a high-performance IEC-rated contactor designed for reliable motor control in industrial applications. With a current rating of 72 AMPS (AC-3) and 100 AMPS (AC-1), it efficiently...

    MSRP: $475.85
    $369.26
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  • Siemens 3RT1017-1AB02 contactor Siemens 3RT1017-1AB02 side label

    3RT1017-1AB02

    The Siemens Sirius 3RT1017-1AB02 three pole 24 volt AC IEC contactor is rated for 12 AMPS AC-3 and 22 AMPS AC-1, 3 H.P. @ 460 volt and 7.5 H.P. @ 460 volt 3-phase and comes with a normally closed (N.C.) base mounted auxiliary contact.  This Siemens...

    MSRP: $107.00
    $66.78
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  • Siemens 3RT1023-1B contactor Siemens 3RT1023-1B dimensions

    3RT1023-1B

    The Siemens 3RT1023-1B three pole IEC contactor is rated for 9 AMPS AC-3 and 40 AMPS AC-1, 3 H.P. @ 230 volt and 5 H.P. @ 460 volt 3-phase and has a DC coil voltage.  This Siemens 3 pole contactor comes with screw terminals and mounts on standard...

    $0.00
  • Siemens 3RT1024-1AC20 contactor Siemens 3RT1024-1AC20 dimensions

    3RT1024-1AC20

    The Siemens 3RT1024-1AC20 three pole IEC contactor is rated for 12 AMPS AC-3 and 40 AMPS AC-1, 3 H.P. @ 230 volt and 7.5 H.P. @ 460 volt 3-phase and has a 24v50/60Hz AC coil voltage.  This Siemens Sirius contactor comes with screw terminals and...

    MSRP: $126.00
    $78.65
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  • Siemens 3RT1033-1AK60 contactor Siemens 3RT1033-1AK60 dimensions

    3RT1033-1AK60

    The Siemens 3RT1033-1AK60 three pole IEC contactor is rated for 28 AMPS AC-3 and 50 AMPS AC-1, 10 H.P. @ 230 volt and 20 H.P. @ 460 volt 3-phase and has a 110v50Hz/120v60Hz AC coil voltage.  This 3 pole contactor comes with screw terminals and...

    $0.00
  • 3RT1046-1AK60 3RT1046-1AK60

    3RT1046-1AK60

    The Siemens Sirius 3RT1046-1AK60 three pole IEC contactor is rated for 95 AMPS AC-3 and 120 AMPS AC-1, 30 H.P. @ 230 volt and 75 H.P. @ 460 volt 3-phase and has a 110v50Hz/120v60Hz AC coil voltage.  This 3 pole contactor comes with screw terminals...

    $0.00
  • 3RT1056-6AP36 Siemens 3RT1056-6AP36 front dimensions

    3RT1056-6AP36

    The Siemens 3RT1056-6AP36 three pole IEC contactor is rated for 185 AMPS AC-3 and 215 AMPS AC-1, 75 H.P. @ 230 volt and 150 H.P. @ 460 volt 3-phase and has a 220 to 240 volt AC/DC coil voltage.  This 3 pole Siemens contactor comes with screw...

    MSRP: $1,125.00
    $695.44
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  • Siemens 3RT2015-1BB41 electrical contactor Siemens 3RT2015-1BB41 comparison

    3RT2015-1BB41

    Siemens 3RT2015-1BB41 7 AMP contactor with 1 normally open base mounted auxiliary and a 24 volt DC coil. This Sirius 3-pole contactor has screw terminals, mounts on DIN rail and is rated for 2 H.P. @ 230 volt, 3 H.P. @ 460 volt 3-Phase. The 3RT2015-1BB41...

    MSRP: $98.00
    $57.95
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  • Siemens 3RT2028-1BB40 contactor Siemens 3RT2028-1BB40 front dimensions

    3RT2028-1BB40

    Siemens 3RT2028-1BB40 Sirius 38 AMP size S0 contactor with a 24 volt DC coil and 1 N.O./1 N.C. base mounted auxiliary contact. This IEC 3 pole contactor is rated for 10 H.P. @ 230 volt, 25 H.P. @ 460 volt 3 phase, has screw terminals and mounts on...

    MSRP: $340.00
    $213.10
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