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  • SQUARE D,9012GAW-5,PRESSURE SWITCH

    SQUARE D,9012GAW-5,PRESSURE SWITCH

    • Manufacturer: Square D

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $55 USD
    Galion, OH
  • DWYER,3015,PHOTOHELIC PRESSURE SWITCH/GAUGE 25 PSIG

    DWYER,3015,PHOTOHELIC PRESSURE SWITCH/GAUGE 25 PSIG PRE-OWNED

    • Manufacturer: Dwyer

    DWYER,3015,PHOTOHELIC PRESSURE SWITCH/GAUGE 25 PSIG PRE-OWNED What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos th...

    $45 USD
    Galion, OH
  • MERCOID CONTROL,DA-21-153 RG-25S,PRESSURE SWITCH NOS

    MERCOID CONTROL,DA-21-153 RG-25S,PRESSURE SWITCH NOS

    • Manufacturer: Mercoid

    MERCOID CONTROL,DA-21-153 RG-25S,PRESSURE SWITCH NOS What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it wil...

    $260 USD
    Galion, OH
  • DYNAPAR,2201200004,INCREMENTAL ENCODER NOS

    DYNAPAR,2201200004,INCREMENTAL ENCODER NOS

    • Manufacturer: Dynapar

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $225 USD
    Galion, OH
  • SENSORTRONICS,65016,LOAD CELL 50K LBS NEW

    SENSORTRONICS,65016,LOAD CELL 50K LBS NEW

    • Manufacturer: SENSORTRONICS

    What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

    $500 USD
    Galion, OH
  • RELIANCE ELECTRIC,402388-11RD,POTENTIOMETER NOS

    RELIANCE ELECTRIC,402388-11RD,POTENTIOMETER NOS

    • Manufacturer: Reliance Electric

    RELIANCE ELECTRIC,402388-11RD,POTENTIOMETER NOS What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not...

    $500 USD
    Galion, OH
  • TOROID,38C-132-1BS,LOAD CELL 50k LB OUTPUT

    TOROID,38C-132-1BS,LOAD CELL 50k LB OUTPUT 2 MV/V BRIDGE 1K OHMS

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $300 USD
      Galion, OH
    • GE,CR127B,Pressure Switch 64-90 PSI 255

      GE,CR127B,Pressure Switch 64-90 PSI 255 PSI max

      • Manufacturer: GE

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $340 USD
      Galion, OH
    • UNITED ELECTRIC CONTROLS,J6224,PRESSURE SWITCH 0-30

      UNITED ELECTRIC CONTROLS,J6224,PRESSURE SWITCH 0-30 PSI NOS

      • Manufacturer: United Electric Controls

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $300 USD
      Galion, OH
    • MERCOID CONTROL,AP-153-36,PRESSURE SWITCH NEW

      MERCOID CONTROL,AP-153-36,PRESSURE SWITCH NEW

      • Manufacturer: Mercoid

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $300 USD
      Galion, OH
    • ASCO,SB20DKV,PRESSURE SWITCH NOS

      ASCO,SB20DKV,PRESSURE SWITCH NOS

      • Manufacturer: Asco

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $325 USD
      Galion, OH
    • RELIANCE,0-60031-5,RESOLVER / DRIVE MODULE

      RELIANCE,0-60031-5,RESOLVER / DRIVE MODULE

      • Manufacturer: Reliance Electric

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $450 USD
      Galion, OH
    • Static O Ring,I07EL-EG12-P1-FOA,Differential Pressure Switch

      Static O Ring,I07EL-EG12-P1-FOA,Differential Pressure Switch

      • Manufacturer: Static O Ring

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $480 USD
      Galion, OH
    • SOR,2RB-D5-P1-O1A,Pressure Switch

      SOR,2RB-D5-P1-O1A,Pressure Switch

      • Manufacturer: SOR

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $60 USD
      Galion, OH
    • HONEYWELL,C645A1014,GAS / AIR PRESSURE SWITCH

      HONEYWELL,C645A1014,GAS / AIR PRESSURE SWITCH

      • Manufacturer: Honeywell

      What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...

      $45 USD
      Galion, OH
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    Overview

    Feedback devices are sensors and transducers—encoders, resolvers, tachometers and position sensors—used on crawler loaders and heavy equipment to provide real-time data on position, speed and direction. They enable precise control of hydraulics, drive systems and automation, and support diagnostics and safety functions. Buyers choose based on resolution, environmental rating (IP), electrical interface (analog, digital, CAN), mounting, shaft size and compatibility with the machine’s controller.

    FAQ

    How do I ensure a feedback device is compatible with my crawler loader?

    Match electrical interface (voltage, signal type, CAN), mechanical mounting, shaft diameter, resolution and connector pinout to your controller. Provide the OEM part number or controller specs to the seller and ask for a datasheet.

    What should I check when buying a used feedback device?

    Inspect for shaft play, corrosion, water ingress, damaged connectors and seals. Request recent test reports, output waveform checks and serial numbers. Verify calibration history and spare-part availability.

    How should feedback devices be shipped to avoid damage?

    Pack with shaft caps, anti-static wrap, desiccant and vibration-damping material inside a sturdy crate. Label fragile, insure the shipment and include a parts list and datasheet for customs if shipping internationally.

    What maintenance and calibration do feedback devices need?

    Routine checks include visual inspection, connector cleaning, seal integrity and output testing. Calibrate after repairs, impacts or annually depending on usage. Replace bearings, seals or the unit if accuracy degrades.