Industrial Equipment Company

since 1936

  • RIBX243PA relay

    RIBX243PA

    RIBX243PA

    20A 3PST 24V AC/DC enclosed relay and internal AC sensor with an adjustable trigger point. 
    $281.61 USD
    $281.61 USD
  • RIBX243PA-NC relay

    RIBX243PA-NC

    RIBX243PA-NC

    20A 3PST N/C 24V AC/DC enclosed relay and internal AC sensor with an adjustable trigger point. 
    $292.06 USD
    $292.06 USD
  • RIBX243PF relay

    RIBX243PF

    RIBX243PF

    20A 3PST 24V AC/DC enclosed relay and internal AC sensor with a fixed trigger point. 
    $273.70 USD
    $273.70 USD
  • RIBX243PF-NC relay

    RIBX243PF-NC

    RIBX243PF-NC

    20A 3PST-NC 24V AC/DC enclosed relay (normally closed) and internal AC sensor with analog output.
    $273.70 USD
    $273.70 USD
  • RIBX243PV relay

    RIBX243PV

    RIBX243PV

    20A 3PST 24V AC/DC enclosed relay and internal AC sensor with analog output.
    $273.70 USD
    $273.70 USD
  • RIBX243PV-NC relay

    RIBX243PV-NC

    RIBX243PV-NC

    20A 3PST-NC 24V AC/DC enclosed relay and internal AC sensor with analog output.
    $390.75 USD
    $390.75 USD
  • RIBX24BA relay

    RIBX24BA

    RIBX24BA

    20A SPDT 24V AC/DC enclosed relay and internal AC sensor with an adjustable trigger point. 
    $142.72 USD
    $142.72 USD
  • RIBX24BF industrial relay

    RIBX24BF

    RIBX24BF

    20A SPDT 24V AC/DC enclosed relay and internal AC sensor with a fixed trigger point. 
    $126.57 USD
    $126.57 USD
  • RIBX24BV industrial relay

    RIBX24BV

    RIBX24BV

    20A SPDT 24V AC/DC enclosed relay and internal AC sensor with analog output.
    $146.71 USD
    $146.71 USD
  • RIBX24SBA industrial relay

    RIBX24SBA

    RIBX24SBA

    20A SPST 24V AC/DC enclosed relay with override switch and internal AC sensor with an adjustable trigger point. 
    $155.64 USD
    $155.64 USD
  • RIBX24SBF industrial relay

    RIBX24SBF

    RIBX24SBF

    20A SPST 24V AC/DC enclosed relay with override switch and internal AC sensor with a fixed trigger point. 
    $183.77 USD
    $183.77 USD
  • RIBX24SBV industrial relay

    RIBX24SBV

    RIBX24SBV

    20A SPST 24V AC/DC enclosed relay with override switch and internal AC sensor with analog output.
    $155.38 USD
    $155.38 USD

Functional Devices, Inc.

Functional Devices, Inc. is a leading provider of building automation and lighting solutions. Known for its RIB® (Relay in a Box®) product lines, the company designs and manufactures its products in the USA. To ensure the high quality required for critical industrial applications, each assembled Functional Devices product is 100% tested before it leaves the manufacturing facility. Each relay, sensor, power supply, and component is verified to meet its specifications for performance, safety, and consistency.

Functional Devices, Inc. offers an extensive product range:

  • Relays
  • Current Sensors
  • Power Supplies
  • Intelligent Field Devices
  • Transformers
  • Power Control
  • Power Monitoring
  • Specialty Peripheral Controls
  • Enclosures
  • Accessories
  • Wireless Devices