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    • Definite Purpose Contactors

    Looking for compact and cost-effective contactors for HVAC, refrigeration, or lighting applications? Our selection of Definite Purpose Contactors is built to meet the unique demands of commercial and light industrial environments. These contactors are ideal for switching single or three-phase loads where space and reliability matter.

    Choose from a range of coil voltages, amp ratings, and pole configurations to match your exact needs. Each unit is factory-new, UL recognized, and designed for easy integration into control panels and equipment.

    • Designed for compressors, fans, pumps, and resistive heating
    • Quick-mount options with screw terminals or DIN rail compatibility
    • Engineered for long life and high-cycle performance

    Shop our inventory of Definite Purpose Contactors today and get fast shipping and expert support for your next project.

    • Siemens/Furnas 42HF35AF contactor
      Quick view

      Furnas

      |

      sku: 42HF35AF

      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
      Quick view

      Furnas

      |

      sku: 42HF35AG

      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
      Quick view

      Furnas

      |

      sku: 42HF35AH

      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
    • Siemens/Furnas 42HF35AJ contactor
      Quick view

      Furnas

      |

      sku: 42HF35AJ

      42HF35AJ

      Siemens / Furnas 42HF35AJ 75 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...

      MSRP: $770.00
      $448.92
    • Siemens/Furnas 42IF15AF contactor
      Quick view

      Furnas

      |

      sku: 42IF15AF

      42IF15AF

      Class 42, 150 AMP, Model F, 2 Power Poles, Open Enclosure with a 110v-120vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact...

      MSRP: $1,366.00
      $621.23
    • Siemens/Furnas 42IF15AG contactor
      Quick view

      Furnas

      |

      sku: 42IF15AG

      42IF15AG

      Class 42, 150 AMP, Model F, 2 Power Poles, Open Enclosure with a 190v - 240vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact...

      MSRP: $1,366.00
      $621.23
    • Siemens/Furnas 42IF15AH contactor
      Quick view

      Furnas

      |

      sku: 42IF15AH

      42IF15AH

      Class 42, 150 AMP, Model F, 2 Power Poles, Open Enclosure with a 380v-480vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact...

      MSRP: $1,366.00
      $621.23
    • Siemens/Furnas 42IF15AJ contactor
      Quick view

      Furnas

      |

      sku: 42IF15AJ

      42IF15AJ

      Class 42, 150 AMP, Model F, 2 Power Poles, Open Enclosure with a 24vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact Size Interchangeable...

      MSRP: $1,366.00
      $621.23
    • Siemens/Furnas 42IF35AF contactor
      Quick view

      Furnas

      |

      sku: 42IF35AF

      42IF35AF

      CLASS 42, 150 AMP, MODEL F, 3 POWER POLES, WITHOUT AUXILIARY CONTACT, OPEN ENCLOSURE, 120V/240V COIL. THESE ARE ALSO AVAILABLE IN 24V, 220V, 240V AND 480V. PLEASE CALL 800.222.5129 TO CHECK AVAILABILITY. Click here to view a PDF file for the Furnas...

      $0.00
    • Siemens/Furnas 42IF35AG contactor
      Quick view

      Furnas

      |

      sku: 42IF35AG

      42IF35AG

      Class 42, 150 AMP, Model F, 3 Power Poles, Open Enclosure with a 190v - 240vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact...

      MSRP: $1,508.00
      $685.80
    • Siemens/Furnas 42IF35AH contactor
      Quick view

      Furnas

      |

      sku: 42IF35AH

      42IF35AH

      Class 42, 150 AMP, Model F, 3 Power Poles, Open Enclosure with a 380v-480vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact...

      MSRP: $1,508.00
      $685.80
    • Siemens/Furnas 42IF35AJ contactor
      Quick view

      Furnas

      |

      sku: 42IF35AJ

      42IF35AJ

      Class 42, 150 AMP, Model F, 3 Power Poles, Open Enclosure with a 24vAC coil Click here to view a PDF file for the Furnas Class 42 and 45 DP contactors Benefits of Furnas 42 and 45 series of definite purpose contactors Compact Size Interchangeable...

      MSRP: $1,508.00
      $685.80
    Compare Selected