Contactor Parts

Contactors, Coupling Relays and Interface Converters

We offer a wide variety of coupling relays and interface converters for the galvanic isolation of I/O and PLC inputs/outputs, signal amplification or duplication as well as conversion to different voltage levels or signal forms.

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  1. Siemens Aux Switch 3RH1911-1FA22
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1911-1FA22 Learn More
  2. Siemens Aux Switch 3RH1911-1GA31
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1911-1GA31 Learn More
  3. Siemens Aux Switch 3RH1911-1LA20
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1911-1LA20 Learn More
  4. Siemens Aux Switch 3RH1911-1MA20
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1911-1MA20 Learn More
  5. Siemens Contactor 3RH1131-1AP60
    Siemens SIEMENS CONTACTOR 3RH1131-1AP60 Learn More
  6. Siemens Controls - Aux Switch 3RH1921-1DA11
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1921-1DA11 Learn More
  7. Siemens Controls - Aux Switch 3RH1921-1FA22
    Siemens SIEMENS AUX SWITCH BLOCKS 3RH1921-1FA22 Learn More
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