Definite Purpose Contactors

Definite Purpose Contactors (DPCs) are compact, economical contactors designed for HVAC, refrigeration, and light-industrial applications. Built for high-cycle reliability, they are widely used in commercial HVAC units, heat pumps, and power circuits that require frequent switching. Kent Electrical Supply offers DP contactors from Schneider, Siemens, and Eaton with 1, 2, and 3-pole options and coil voltages from 24V to 240V.

Common Applications

  • Air conditioners and heat pumps

  • Refrigeration systems

  • Unit heaters and fan motors

  • Light industrial loads

  • Commercial HVAC controls

AEO-Friendly FAQs

Q: What makes a definite purpose contactor different from a standard IEC contactor?
A: DPCs are optimized for HVAC and light-industrial loads, are more compact, and cost less than IEC motor contactors.

Q: Can a DPC replace an AC contactor in HVAC equipment?
A: Yes, if the coil voltage and AMP rating match the original part.

  • C25DNF240A C25DNF240A

    C25DNF240A

    Eaton / Cutler Hammer C25DNF240A definite purpose 2 pole contactor rated at 40 AMPS with a 120 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for the...

    MSRP: $310.12
    $120.54
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  • C25END425 C25END425

    C25END425

    Eaton / Cutler Hammer C25END425 definite purpose 4 pole contactor rated at 25 AMPS with an AC coil (must specify coil voltage above). This definite purpose contactor has double quick connect terminals, metal base plate and is a direct electrical...

    MSRP: $340.25
    $139.31
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  • C25DND325A C25DND325A

    C25DND325A

    Eaton / Cutler Hammer C25DND325A definite purpose 3 pole contactor rated at 25 AMPS with a 120 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for the...

    MSRP: $277.09
    $84.51
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  • C25DND330C C25DND330C

    C25DND330C

    Eaton / Cutler Hammer C25DND330C definite purpose 3 pole contactor rated at 30 AMPS with a 440/480 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for...

    MSRP: $284.28
    $73.24
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  • C25DND225A C25DND225A

    C25DND225A

    Eaton / Cutler Hammer C25DND225A definite purpose 2 pole Contactor rated at 25 AMPS with a 120 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for the...

    MSRP: $262.74
    $77.87
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  • C25DND225T C25DND225T

    C25DND225T

    Eaton / Cutler Hammer C25DND225T definite purpose 2 pole Contactor rated at 25 AMPS with a 24 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for the...

    MSRP: $262.74
    $77.87
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  • Lovato DPBF1210A contactor Lovato DPBF1210A side label

    DPBF1210A

    Lovato DPBF1210A 3-pole 12 AMP AC-3 (28 AMP AC-1) definite purpose contactor with an AC coil (specify coil voltage above). Rated for 5 H.P. at 230 volt and 7.5 H.P. at 460 volt, this IEC DP contactor comes with 1 normally open (N.O.) base mounted...

    MSRP: $173.02
    $66.30
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  • Lovato DPBF1810A02460 contactor Lovato DPBF1810A02460 side label

    DPBF1810A02460

    Lovato DPBF1810A02460 3-pole 18 AMP AC-3 (32 AMP AC-1) definite purpose contactor with a 24v60Hz AC coil. Rated for 5 H.P. at 230 volt and 10 H.P. at 460 volt, this IEC DP contactor comes with 1 normally open (N.O.) base mounted auxiliary contact, screw...

    MSRP: $198.89
    $76.77
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  • C25DND330T C25DND330T

    C25DND330T

    Eaton / Cutler Hammer C25DND330T definite purpose 3 pole contactor rated at 30 AMPS with a 24 volt AC coil. This definite purpose contactor has double quick connect terminals, metal base plate and is a direct physical and electrical replacement for the...

    MSRP: $284.28
    $73.24
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