Contactors

A contactor is an electrically controlled switch used for switching an electrical power circuit, similar to a relay. The main difference between a relay and a contactor is that contactors are designed for higher current ratings and are generally used for higher power circuits. In electrical systems, contactors play a crucial role in controlling the flow of electrical power. They are used in various applications, including air conditioning and refrigeration systems, motor control circuits, and lighting systems. The primary function of a contactor is to control the flow of electricity to a load, such as a motor, in a safe and efficient manner. A contactor is typically composed of two main components: the coil and the contacts. The coil is responsible for creating the magnetic field that controls the movement of the contacts. When a voltage is applied to the coil, it creates a magnetic field that attracts the contacts and closes the circuit. When the voltage is removed, the magnetic field collapses and the contacts return to their original position, opening the circuit. The contacts of a contactor are usually made of metal and are designed to carry the load current. They can be either normally open (NO) or normally closed (NC) and are available in various shapes and sizes to suit different applications.

  • Ex9CKT40B30XU7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 3NO, coil 208/240V,50/60Hz

    Ex9CKT40B30XU7

    $27.22
    $30.24
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 3NO, coil 208/240V,50/60Hz
  • Ex9CKT40B30XU7NQ Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 3NO, coil 208/240V,50/60Hz

    Ex9CKT40B30XU7NQ

    $27.22
    $30.24
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 3NO, coil 208/240V,50/60Hz
  • Ex9CKT40B30XU7Q Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 3NO, coil 208/240V, 50/60Hz

    Ex9CKT40B30XU7Q

    $27.22
    $30.24
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 3NO, coil 208/240V, 50/60Hz
  • Ex9CKT40B30Y7 Noark Definite Purpose Contactor, Ex9CKT, 40A,Lug, Dual,3NO, coil 600V 50/60Hz Coil

    Ex9CKT40B30Y7

    $27.22
    $30.24
    Definite Purpose Contactor, Ex9CKT, 40A,Lug, Dual,3NO, coil 600V 50/60Hz Coil
  • Ex9CKT40B40B7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 24V,50/60Hz

    Ex9CKT40B40B7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 24V,50/60Hz
  • Ex9CKT40B40B7Q Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 4NO, coil 24V, 50/60Hz

    Ex9CKT40B40B7Q

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Quad, 4NO, coil 24V, 50/60Hz
  • Ex9CKT40B40G7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 120V,50/60Hz

    Ex9CKT40B40G7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 120V,50/60Hz
  • Ex9CKT40B40N7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 277V,50/60Hz

    Ex9CKT40B40N7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 277V,50/60Hz
  • Ex9CKT40B40T7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 480V,50/60Hz

    Ex9CKT40B40T7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 480V,50/60Hz
  • Ex9CKT40B40XU7 Noark Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 208/240V,50/60Hz

    Ex9CKT40B40XU7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A, Lug, Dual, 4NO, coil 208/240V,50/60Hz
  • Ex9CKT40B40Y7 Noark Definite Purpose Contactor, Ex9CKT, 40A,Lug, Dual,4NO, coil 600V 50/60Hz Coil

    Ex9CKT40B40Y7

    $63.72
    $70.80
    Definite Purpose Contactor, Ex9CKT, 40A,Lug, Dual,4NO, coil 600V 50/60Hz Coil
  • Ex9CR0911B7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 24V, 50/60 Hz, 3NO

    Ex9CR0911B7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 24V, 50/60 Hz, 3NO
  • Ex9CR0911C7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 36V, 50/60 Hz, 3NO

    Ex9CR0911C7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 36V, 50/60 Hz, 3NO
  • Ex9CR0911D7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 42V, 50/60 Hz, 3NO

    Ex9CR0911D7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 42V, 50/60 Hz, 3NO
  • Ex9CR0911E7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 48V, 50/60 Hz, 3NO

    Ex9CR0911E7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 48V, 50/60 Hz, 3NO
  • Ex9CR0911F7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 110V, 50/60 Hz, 3NO

    Ex9CR0911F7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 110V, 50/60 Hz, 3NO
  • Ex9CR0911G7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 120V, 50/60 Hz, 3NO

    Ex9CR0911G7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 120V, 50/60 Hz, 3NO
  • Ex9CR0911M7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 220V, 50/60 Hz, 3NO

    Ex9CR0911M7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 220V, 50/60 Hz, 3NO
  • Ex9CR0911N7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 277V, 50/60 Hz, 3NO

    Ex9CR0911N7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 277V, 50/60 Hz, 3NO
  • Ex9CR0911P7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 230V, 50/60 Hz, 3NO

    Ex9CR0911P7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 230V, 50/60 Hz, 3NO
  • Ex9CR0911Q7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 380V, 50/60 Hz, 3NO

    Ex9CR0911Q7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 380V, 50/60 Hz, 3NO
  • Ex9CR0911R7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 440V, 50/60 Hz, 3NO

    Ex9CR0911R7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 440V, 50/60 Hz, 3NO
  • Ex9CR0911S7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 500V, 50/60 Hz, 3NO

    Ex9CR0911S7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 500V, 50/60 Hz, 3NO
  • Ex9CR0911T7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 480V, 50/60 Hz, 3NO

    Ex9CR0911T7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 480V, 50/60 Hz, 3NO
  • Ex9CR0911U7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 240V, 50/60 Hz, 3NO

    Ex9CR0911U7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 240V, 50/60 Hz, 3NO
  • Ex9CR0911V7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 400V, 50/60 Hz, 3NO

    Ex9CR0911V7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 400V, 50/60 Hz, 3NO
  • Ex9CR0911X7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 208V, 50/60 Hz, 3NO

    Ex9CR0911X7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 208V, 50/60 Hz, 3NO
  • Ex9CR0911Y7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 600V, 50/60 Hz, 3NO

    Ex9CR0911Y7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 600V, 50/60 Hz, 3NO
  • Ex9CR0911Z7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 415V, 50/60 Hz, 3NO

    Ex9CR0911Z7W

    $70.76
    $78.62
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 1NO+1NC, 415V, 50/60 Hz, 3NO
  • Ex9CR0922B7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 24V, 3NO

    Ex9CR0922B7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 24V, 3NO
  • Ex9CR0922C7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 36V, 50/60 Hz, 3NO

    Ex9CR0922C7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 36V, 50/60 Hz, 3NO
  • Ex9CR0922D7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 42V, 50/60 Hz, 3NO

    Ex9CR0922D7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 42V, 50/60 Hz, 3NO
  • Ex9CR0922E7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 48V, 50/60 Hz, 3NO

    Ex9CR0922E7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 48V, 50/60 Hz, 3NO
  • Ex9CR0922F7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 110V, 50/60 Hz, 3NO

    Ex9CR0922F7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 110V, 50/60 Hz, 3NO
  • Ex9CR0922G7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 120V, 50/60 Hz, 3NO

    Ex9CR0922G7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 120V, 50/60 Hz, 3NO
  • Ex9CR0922M7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 220V, 50/60 Hz, 3NO

    Ex9CR0922M7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 220V, 50/60 Hz, 3NO
  • Ex9CR0922N7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 277V, 50/60 Hz, 3NO

    Ex9CR0922N7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 277V, 50/60 Hz, 3NO
  • Ex9CR0922P7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 230V, 50/60 Hz, 3NO

    Ex9CR0922P7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 230V, 50/60 Hz, 3NO
  • Ex9CR0922Q7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 380V, 50/60 Hz, 3NO

    Ex9CR0922Q7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 380V, 50/60 Hz, 3NO
  • Ex9CR0922R7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 440V, 50/60 Hz, 3NO

    Ex9CR0922R7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 440V, 50/60 Hz, 3NO
  • Ex9CR0922S7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 500V, 50/60 Hz, 3NO

    Ex9CR0922S7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 500V, 50/60 Hz, 3NO
  • Ex9CR0922T7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 480V, 50/60 Hz, 3NO

    Ex9CR0922T7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 480V, 50/60 Hz, 3NO
  • Ex9CR0922U7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 240V, 50/60 Hz, 3NO

    Ex9CR0922U7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 240V, 50/60 Hz, 3NO
  • Ex9CR0922V7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 400V, 50/60 Hz, 3NO

    Ex9CR0922V7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 400V, 50/60 Hz, 3NO
  • Ex9CR0922X7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 208V, 50/60 Hz, 3NO

    Ex9CR0922X7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 208V, 50/60 Hz, 3NO
  • Ex9CR0922Y7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 600V, 50/60 Hz, 3NO

    Ex9CR0922Y7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 600V, 50/60 Hz, 3NO
  • Ex9CR0922Z7W Noark Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 415V, 50/60 Hz, 3NO

    Ex9CR0922Z7W

    $74.13
    $82.37
    Contactor, Ex9CR, Standard, Prewired FVR, 9A, AC, 2NO+2NC, 415V, 50/60 Hz, 3NO
  • Ex9CR10011B7 Noark Contactor, Ex9CR, Standard, FVR, 100A, AC, 1NO+1NC, 24V, 50/60 Hz, 3NO

    Ex9CR10011B7

    $430.56
    $478.40
    Contactor, Ex9CR, Standard, FVR, 100A, AC, 1NO+1NC, 24V, 50/60 Hz, 3NO