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Control Relays

Control Relays for Industrial Automation

Control relays are used in industrial automation systems for switching, interlocks, signaling, and auxiliary control functions. They are commonly installed in control panels, OEM machinery, and industrial equipment where dependable logic switching and control circuit isolation are required.

Different control relay families support different contact arrangements, coil voltages, socket styles, and mounting methods. Organizing relays by series helps maintenance teams and engineers locate compatible replacements quickly and maintain consistency with installed panel designs. Whether you are replacing a failed relay or building out spare inventory, matching the correct relay family is important for reliable operation and easier maintenance.

Common applications

  • Interlocks and control circuit logic
  • Status signaling and pilot circuits
  • OEM machinery and industrial control panels
  • Auxiliary switching and interface functions
  • Maintenance replacement and spare inventory planning

Control relay families

Related categories

If you need help selecting the correct relay, confirm your coil voltage, contact arrangement, socket or mounting style, and any indicator or test-button requirements before installation.

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    Allen-Bradley

    Allen-Bradley 700-PPTA24 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPTA24Product Overview Allen-Bradley 700-PPTA24 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $546.00
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  • Allen-Bradley 700-PPTA20 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPTA20 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPTA20Product Overview Allen-Bradley 700-PPTA20 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $676.00
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  • Allen-Bradley 700-PPTA2 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPTA2 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPTA2Product Overview Allen-Bradley 700-PPTA2 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $546.00
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  • Allen-Bradley 700-PPTA1 700P Control Relay Refurbished
    In Stock

    Allen-Bradley

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    About Allen-Bradley 700-PPTA1Product Overview Allen-Bradley 700-PPTA1 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

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    Allen-Bradley

    Allen-Bradley 700-PPKTB41 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPKTB41Product Overview Allen-Bradley 700-PPKTB41 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $572.00
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  • Allen-Bradley 700-PPKTA4 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPKTA4 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPKTA4Product Overview Allen-Bradley 700-PPKTA4 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $572.00
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  • Allen-Bradley 700-PPKTA20 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPKTA20 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPKTA20Product Overview Allen-Bradley 700-PPKTA20 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $572.00
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  • Allen-Bradley 700-PPKTA2 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPKTA2 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPKTA2Product Overview Allen-Bradley 700-PPKTA2 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $572.00
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  • Allen-Bradley 700-PPKTA1 700P Control Relay Refurbished

    Allen-Bradley

    Allen-Bradley 700-PPKTA1 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PPKTA1Product Overview Allen-Bradley 700-PPKTA1 is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $572.00
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  • Allen-Bradley 700-POLKIT 700P Control Relay

    Allen-Bradley

    Allen-Bradley 700-POLKIT 700P Control Relay (Refurbished)

    About Allen-Bradley 700-POLKITProduct Overview Allen-Bradley 700-POLKIT is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $210.00
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  • Allen-Bradley 700-PMCKIT 700P Control Relay

    Allen-Bradley

    Allen-Bradley 700-PMCKIT 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PMCKITProduct Overview Allen-Bradley 700-PMCKIT is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $405.00
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  • Allen-Bradley 700-PLRKIT 700P Control Relay

    Allen-Bradley

    Allen-Bradley 700-PLRKIT 700P Control Relay (Refurbished)

    About Allen-Bradley 700-PLRKITProduct Overview Allen-Bradley 700-PLRKIT is a 700P control relay used for switching and control functions in industrial automation systems. Control relays are commonly installed in control panels and OEM equipment for...

    $270.00
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