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.

  • Siemens/Furnas 42EF15AJ contactor

    42EF15AJ

    Siemens / Furnas 42EF15AJ 60 AMP 2-pole contactor with a 24v50/60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $373.00
    $126.13
  • Siemens/Furnas 42EF35AF contactor

    42EF35AF

    Siemens / Furnas 42EF35AF 60 AMP 3-pole contactor with a 110v50Hz/120v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications...

    $0.00
  • Siemens/Furnas 42EF35AG contactor

    42EF35AG

    Siemens / Furnas 42EF35AG 60 AMP 3-pole contactor with a 208-240v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    $0.00
  • Siemens/Furnas 42EF35AH contactor

    42EF35AH

    Siemens / Furnas 42EF35AH 60 AMP 3-pole contactor with a 440-480v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $388.00
    $131.25
  • Siemens/Furnas 42EF35AJ contactor

    42EF35AJ

    Siemens / Furnas 42EF35AJ 60 AMP 3-pole contactor with a 24v50/60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    $0.00
  • Siemens/Furnas 42HF15AF contactor

    42HF15AF

    Siemens / Furnas 42HF15AF 75 AMP 2-pole contactor with a 110v50Hz/120v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications...

    $0.00
  • Siemens/Furnas 42HF15AG contactor

    42HF15AG

    Siemens / Furnas 42HF15AG 75 AMP 2-pole contactor with a 208-240v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $707.00
    $321.53
  • Siemens/Furnas 42HF15AH contactor

    42HF15AH

    Siemens / Furnas 42HF15AH 75 AMP 2-pole contactor with a 440-480v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    $0.00
  • Siemens/Furnas 42HF15AJ contactor

    42HF15AJ

    Siemens / Furnas 42HF15AJ 75 AMP 2-pole contactor with a 24v50/60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $707.00
    $321.53
  • Siemens/Furnas 42HF35AF contactor

    42HF35AF

    Siemens / Furnas 42HF35AF 75 AMP 3-pole contactor with a 110v50Hz/120v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications...

    $0.00
  • Siemens/Furnas 42HF35AG contactor

    42HF35AG

    Siemens / Furnas 42HF35AG 75 AMP 3-pole contactor with a 208-240v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $770.00
    $448.92
  • Siemens/Furnas 42HF35AH contactor

    42HF35AH

    Siemens / Furnas 42HF35AH 75 AMP 3-pole contactor with a 440-480v60Hz coil and double quick connect terminals. This Class 42 definite purpose contactor comes with a metal base mount for mounting and is commonly found in HVAC and pump applications. The...

    MSRP: $770.00
    $448.92