Quantum Devices, Inc.

Quantum Devices, Inc.


Quantum Devices is dedicated to manufacturing high quality, high performance encoders and photodiodes for a multitude of industries with an emphasis on the Motion Control Industry.

Quantum Devices product lines include Optical Encoders, application specific Silicon Photodiodes and Light Emitting Diodes (LED) systems.

Quantum Devices QPhase™ Family of Encoders feature high resolution, increased frequency response and superior reliability over temperature (0 to 120 degrees C).  QDI incremental and absolute encoders set a new standard and are backed by a 2 year factory warranty.   QDI optical encoders offer numerous configurations to meet the wide demands of the motion control industry. 

Brochure and catalog links are below.

Products in Store

Items 1-50 of 128

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  1. JR12-360-0-A-B-R-C-A
    JR12-360-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 360 Pulse/Rev

  2. JR12-2000-0-A-B-R-C-A
    JR12-2000-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 2000 Pulse/Rev

  3. JR12-1250-0-A-B-R-C-A
    JR12-1250-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 1250 Pulse/Rev

  4. JR12-24-0-A-B-R-C-A
    JR12-24-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 24 Pulse/Rev

  5. JR12-256-0-A-B-R-C-A
    JR12-256-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 256 Pulse/Rev

  6. QD145-05/05-500-0-01-T1-01-00
    QD145-05/05-500-0-01-T1-01-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 500 Pulse/Rev

  7. QD145-05/05-1000-0-01-T1-01-00
    QD145-05/05-1000-0-01-T1-01-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 100 Pulse/Rev

  8. QD145-05/05-500-0-01-T3-01-00
    QD145-05/05-500-0-01-T3-01-00

    1.45" Diameter Incremental Optical Encoder, 0.375" Hollow Shaft, 500 Pulse/Rev

  9. QD145-05/05-1000-0-01-T3-01-00
    QD145-05/05-1000-0-01-T3-01-00

    1.45" Diameter Incremental Optical Encoder, 0.375" Hollow Shaft, 1000 Pulse/Rev

  10. QD200-05/05-1000-0-01-T8-SS
    QD200-05/05-1000-0-01-T8-SS

    2.00" Diameter Incremental Optical Encoder, 0.5" Hollow Shaft, 1000 Pulse/Rev

  11. QD200-05/05-500-0-01-T8-SS
    QD200-05/05-500-0-01-T8-SS

    2.00" Diameter Incremental Optical Encoder, 0.5" Hollow Shaft, 500 Pulse/Rev

  12. M-2000-0-A-A-C-A-A-A
    M-2000-0-A-A-C-A-A-A

    1.28" Diameter Bearingless Modular Design Incremental Optical Encoder, 5mm Hollow Shaft, 2000 Pulse/Rev

  13. M-2000-0-A-A-L-A-A-A
    M-2000-0-A-A-L-A-A-A

    1.28" Diameter Bearingless Modular Design Incremental Optical Encoder, 0.25" Hollow Shaft, 2000 Pulse/Rev

  14. M-2000-0-A-A-N-A-A-A
    M-2000-0-A-A-N-A-A-A

    1.28" Diameter Bearingless Modular Design Incremental Optical Encoder, 0.375" Hollow Shaft, 2000 Pulse/Rev

  15. 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

  16. 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

  17. 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

  18. 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

  19. 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

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 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

  26. HR12-500-0-A-H-N-H-A
    HR12-500-0-A-H-N-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.375" Hollow Shaft, 500 Pulse/Rev

  27. HR12-512-0-A-H-L-H-A
    HR12-512-0-A-H-L-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.25" Hollow Shaft, 512 Pulse/Rev

  28. HR12-512-0-A-H-M-H-A
    HR12-512-0-A-H-M-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.3125" Hollow Shaft, 512 Pulse/Rev

  29. HR12-512-0-A-H-N-H-A
    HR12-512-0-A-H-N-H-A

    1.42" Diameter Incremental Optical Encoder, HEDS Compatible, 0.375" Hollow Shaft, 512 Pulse/Rev

  30. JR12-1000-0-A-B-R-C-A
    JR12-1000-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 1000 Pulse/Rev

  31. JR12-1024-0-A-B-R-C-A
    JR12-1024-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 1024 Pulse/Rev

  32. JR12-2048-0-A-B-R-C-A
    JR12-2048-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 2048 Pulse/Rev

  33. JR12-5000-0-A-B-R-C-A
    JR12-5000-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 5000 Pulse/Rev

  34. JR12-500-0-A-B-R-C-A
    JR12-500-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 500 Pulse/Rev

  35. JR12-512-0-A-B-R-C-A
    JR12-512-0-A-B-R-C-A

    1.22" Diameter Jam Nut Mount Incremental Optical Encoder, 0.25" Hollow Shaft, 512 Pulse/Rev

  36. QR110-05/05-1000-02-01-S1
    QR110-05/05-1000-02-01-S1

    1.062" Diameter Incremental Optical Encoder, Encoder/Resolver Size 11 Compatible, 0.125" Solid Shaft, 1000 Pulse/Rev

  37. QR110-05/05-1024-02-01-S1
    QR110-05/05-1024-02-01-S1

    1.062" Diameter Incremental Optical Encoder, Encoder/Resolver Size 11 Compatible, 0.125" Solid Shaft, 1024 Pulse/Rev

  38. QR110-05/05-2048-02-01-S1
    QR110-05/05-2048-02-01-S1

    1.062" Diameter Incremental Optical Encoder, Encoder/Resolver Size 11 Compatible, 0.125" Solid Shaft, 2048 Pulse/Rev

  39. QR110-05/05-500-02-01-S1
    QR110-05/05-500-02-01-S1

    1.062" Diameter Incremental Optical Encoder, Encoder/Resolver Size 11 Compatible, 0.125" Solid Shaft, 500 Pulse/Rev

  40. QR110-05/05-512-02-01-S1
    QR110-05/05-512-02-01-S1

    1.062" Diameter Incremental Optical Encoder, Encoder/Resolver Size 11 Compatible, 0.125" Solid Shaft, 512 Pulse/Rev

  41. QR145-05/05-1000-0-01-T1-03-00
    QR145-05/05-1000-0-01-T1-03-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 1000 Pulse/Rev

  42. QR145-05/05-1000-0-01-T2-01-00
    QR145-05/05-1000-0-01-T2-01-00

    1.45" Diameter Incremental Optical Encoder, 0.3125" Hollow Shaft, 1000 Pulse/Rev

  43. QR145-05/05-1000-0-01-T3-03-00
    QR145-05/05-1000-0-01-T3-03-00

    1.45" Diameter Incremental Optical Encoder, 0.375" Hollow Shaft, 1000 Pulse/Rev

  44. QR145-05/05-1024-0-01-T1-01-00
    QR145-05/05-1024-0-01-T1-01-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 1024 Pulse/Rev

  45. QR145-05/05-1024-0-01-T2-01-00
    QR145-05/05-1024-0-01-T2-01-00

    1.45" Diameter Incremental Optical Encoder, 0.3125" Hollow Shaft, 1024 Pulse/Rev

  46. QR145-05/05-1024-0-01-T3-01-00
    QR145-05/05-1024-0-01-T3-01-00

    1.45" Diameter Incremental Optical Encoder, 0.375" Hollow Shaft, 1024 Pulse/Rev

  47. QR145-05/05-2048-0-01-T1-01-00
    QR145-05/05-2048-0-01-T1-01-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 2048 Pulse/Rev

  48. QR145-05/05-2048-0-01-T2-01-00
    QR145-05/05-2048-0-01-T2-01-00

    1.45" Diameter Incremental Optical Encoder, 0.3125" Hollow Shaft, 2048 Pulse/Rev

  49. QR145-05/05-2048-0-01-T3-01-00
    QR145-05/05-2048-0-01-T3-01-00

    1.45" Diameter Incremental Optical Encoder, 0.375" Hollow Shaft, 2048 Pulse/Rev

  50. QR145-05/05-5000-0-01-T1-01-00
    QR145-05/05-5000-0-01-T1-01-00

    1.45" Diameter Incremental Optical Encoder, 0.25" Hollow Shaft, 5000 Pulse/Rev

Items 1-50 of 128

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