Rotary Encoders

Rotary Encoders

We carry four major brands of rotary encoders: Posital-Fraba, Quantum Devices, and Netzer Precision and Zettlex.

Posital-Fraba has been a leader in the design and production of position & motion sensors for more than 50 years.  Their product offering features innovative sensors designed to meet demanding requirements in a wide range of industries.  The product portfolio of POSITAL includes incremental rotary encoders, absolute encoders, inclinometers and linear sensors.

Additional Posital-Fraba DetailsView More

Features:

  • Over 1,000,00 varieties of absolute and incremental encoders
  • Choose from over 20 Communication Interfaces
    Posital incremental encoder
  • Incremental Encoders feature any resolution up to 16384ppr
  • Magnetic and Optical Encoder varieties
  • Single and Multiturn Absolute Encoders
  • Fully Programmable Encoders
  • Encoders for Explosive Environments
  • Versatile Draw-Wire Displacement Linear Sensors
  • Precise Single and Dual Axis Tilt Measurement Inclinometers

View a 39 minute YouTube video on How Magnetic Sensing Technologies are Changing How You Use Rotary Encoders, by Posital Fraba .

Posital Fraba Rotary Encoder Chart

Quantum Devices' QPhase is a family of high resolution miniature optical encoders for applications requiring high performance, high resolution digital feedback in a very small package.

Additional Quantum Devices DetailsView More

Features:

  • Modular and rotary shaft versions
  • High frequency response
  • Bearing design simplifies encoder attachment
  • Resolution up to 5000 lines per revolution direct read
  • 4, 6 or 8 pole commutation
  • High noise immunity
  • High operating temperature option (100 C)
  • Low profile design
  • Multiple bolt circle mounting

Quantum Devices Optical Encoder Chart

Netzer Precision's rotary electric encoders provide exceptionally accurate, high resolution, absolute position with miniature to wide diameter hollow shaft.  Available with Analog Sin/Cos , Digital SSi , Digital AqB+I  outputs, these rotary encoders feature up to 20 Bit Resolution (with 12 bit A/D) and accuracy to <0.01° .

Additional Netzer Precision DetailsView More

Features:

  • Simple, robust structure with a virtually  no- failure- mechanism
  • Very low weight, inertia, and profile (=<10mm)
  • Ring shaped, hollow shaft with a wide range of diameters
  • Absolute position output over 360° rotation range
  • Precision to 0.001° in selected models
  • Default operation range from -55°C to +125°C
  • Dual and triple redundancy options
  • No magnetic signature
  • High tolerance to condensation and contaminants
  • Insensitivity to EMI/RFI and magnetic fields
  • Low power consumption
  • Ultra-high-speed options
  • Wide variety of position feedback protocols

 Netzer Precision Electrical Encoder Chart

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  1. DS-130 Netzer Precision DS Series Encoders, Rotary
    DS-130

    19 bit Absolute Electric Encoder, 130 mm Diameter; Digital SSI or BiSS-C Output

  2. DS-37 Netzer Precision DS Series Encoders, Rotary
    DS-37

    17 bit Absolute Electric Encoder, 37 mm Diameter; Analog Sin/Cos, Digital SSI or BiSS-C Output

  3. DS-58 Netzer Precision DS Series Encoders, Rotary
    DS-58

    18 bit Absolute Electric Encoder, 58 mm Diameter; Digital SSI or BiSS-C Output

  4. DS-90 Netzer Precision DS Series Encoders, Rotary
    DS-90

    19 bit Absolute Electric Encoder, 90 mm Diameter; Digital SSI or BiSS-C Output

  5. HR12 Series Quantum Devices HR12 Series Encoders, Rotary
    HR12 Series

    1.42" Diameter Incremental Optical Encoder, Hollow Shaft, 24-20000 Pulse/Rev

  6. HR12-1000-0-A-H-L-H-A
    HR12-1000-0-A-H-L-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.25" Hollow Shaft, 1000 Pulse/Rev

  7. HR12-1000-0-A-H-M-H-A
    HR12-1000-0-A-H-M-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.3125" Hollow Shaft, 1000 Pulse/Rev

  8. HR12-1000-0-A-H-N-H-A
    HR12-1000-0-A-H-N-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.375" Hollow Shaft, 1000 Pulse/Rev

  9. HR12-1024-0-A-H-L-H-A
    HR12-1024-0-A-H-L-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.25" Hollow Shaft, 1024 Pulse/Rev

  10. HR12-1024-0-A-H-M-H-A
    HR12-1024-0-A-H-M-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.3125" Hollow Shaft, 1024 Pulse/Rev

  11. HR12-1024-0-A-H-N-H-A
    HR12-1024-0-A-H-N-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.375" Hollow Shaft, 1024 Pulse/Rev

  12. HR12-2048-0-A-H-L-H-A
    HR12-2048-0-A-H-L-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.25" Hollow Shaft, 2048 Pulse/Rev

  13. HR12-2048-0-A-H-M-H-A
    HR12-2048-0-A-H-M-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.3125" Hollow Shaft, 2048 Pulse/Rev

  14. HR12-2048-0-A-H-N-H-A
    HR12-2048-0-A-H-N-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.375" Hollow Shaft, 2048 Pulse/Rev

  15. HR12-500-0-A-H-L-H-A
    HR12-500-0-A-H-L-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.25" Hollow Shaft, 500 Pulse/Rev

  16. HR12-500-0-A-H-M-H-A
    HR12-500-0-A-H-M-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.3125" Hollow Shaft, 500 Pulse/Rev

Items 1-30 of 187

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