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.

  • Siemens 3RT1023-1AK60 contactor Siemens 3RT1023-1AK60 dimensions

    3RT1023-1AK60

    The Siemens 3RT1023-1AK60 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 110v50Hz/120v60Hz AC coil voltage.  This Siemens 3 pole contactor comes with screw terminals and...

    $0.00
  • Siemens 3RT1025-1AK60 contactor Siemens 3RT1025-1AK60 dimensions

    3RT1025-1AK60

    The Siemens Sirius 3RT1025-1AK60 three pole IEC contactor is rated for 17 AMPS AC-3 and 40 AMPS AC-1, 5 H.P. @ 230 volt and 10 H.P. @ 460 volt 3-phase and has a 110v50Hz/120v60Hz AC coil voltage.  This Siemens 3 pole contactor comes with screw...

    $0.00
  • Siemens 3RT2037-1AK60 contactor Siemens 3RT2037-1AK60 front dimensions

    3RT2037-1AK60

    Siemens 3RT2037-1AK60 Sirius 3 Pole 65 AMP Size 2 contactor with a 110v50Hz/120v60Hz AC coil and 1 N.O./1 N.C. auxiliary contactAMP Rating : 65 AMPS AC-3 / 80 AMPS AC-1Coil Voltage : 120 volt AC 50/60HzPoles : 3Base mounted Auxiliary contacts : 1 N.O...

    MSRP: $370.00
    $256.71
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  • GE CL00A310TJ contactor GE CL00A310TJ front dimensions

    CL00A310TJ

    GE Industrial CL00A310TJ 3 pole, 25 AMP contactor that is rated for 5 H.P. @ 460 volt 3-phase and has a 110v50Hz/120v60Hz AC rated coil. This IEC rated contactor has a normally open base mounted auxiliary contact, screw terminals and mounts on standard...

    $0.00
  • GE CL01A310TJ contactor GE CL01A310TJ front dimensions

    CL01A310TJ

    GE Industrial CL01A310TJ 3 pole, 25 AMP contactor that is rated for 7.5 H.P. @ 460 volt 3-phase and has a 110v50Hz/120v60Hz AC rated coil. This IEC rated contactor has a normally open base mounted auxiliary contact, screw terminals and mounts on standard...

    $0.00
  • WEG CWB18 18 AMP Contactor WEG CWB18 Side Label

    CWB18

    The WEG CWB18 IEC contactor is rated for 5 horsepower at 230 volt and 10 horsepower at 460 volt in 3-phase applications and comes with 1 normally open and 1 normally closed base mounted auxiliary contact. This 18 AMP 3 pole contactor comes with screw...

    MSRP: $103.00
    $61.24
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  • Schneider Electric LC1D18P7 contactor Schneider Electric LC1D18P7 side label

    LC1D18P7

    Schneider Electric LC1D18P7 3 pole contactor rated at 18 AMPS AC-3 (32 AMPS AC-1) with a 230v50/60Hz AC coil. This IEC contactor comes with 1 normally open and 1 normally closed base mounted auxiliary contacts, screw terminals and mounts on standard 35MM...

    MSRP: $136.00
    $97.95
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  • Siemens 3RT2017-1BB42 electrical contactor Siemens 3RT2017-1BB42 comparison

    3RT2017-1BB42

    Siemens 3RT2017-1BB42 12 AMP contactor with 1 normally closed 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 3 H.P. @ 230 volt, 7.5 H.P. @ 460 volt 3-Phase. The...

    MSRP: $132.00
    $82.67
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  • WEG CWB25 25 AMP Contactor WEG CWB25 Side Label

    CWB25

    The WEG CWB25 IEC contactor is rated for 7.5 horsepower at 230 volt and 15 horsepower at 460 volt in 3-phase applications and comes with 1 normally open and 1 normally closed base mounted auxiliary contact. This 25 AMP 3 pole contactor comes with screw...

    MSRP: $118.00
    $66.01
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  • Schneider Electric LC1D12B7 contactor Schneider Electric LC1D12B7 side label

    LC1D12B7

    Schneider Electric LC1D12B7 3 pole contactor rated at 12 AMPS AC-3 (25 AMPS AC-1) with a 24v50/60Hz AC coil. This IEC contactor comes with 1 normally open and 1 normally closed base mounted auxiliary contacts, screw terminals and mounts on standard 35MM...

    MSRP: $119.00
    $80.98
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