We will be closed for the holidays from Wednesday, December 24th, 2025 through Sunday, January 4th, 2026.
Our offices reopen Monday, January 5th, 2026 at 6:30 AM Pacific Time.
Thank you for your continued business and we look forward to serving you in the new year!

Quality Motion Control Products

Engineers have confidently specified US Digital's encoders for decades. This includes incremental and absolute encoders, miniature and industrial encoders, motor encoder kits and shaft encoders. Most orders ship the same day they are received.

Additionally, US Digital's other products include inclinometers, a motor driver, a digital display, accessories, hardware, interfaces, and other diagnostic tools.

encoder icon Encoders

US Digital offers nearly one million high-quality, off-the-shelf absolute and incremental encoder configurations, plus any number of custom product offerings.

FIND YOUR ENCODER

encoder icon Inclinometers

Combining optimal accuracy with stability and ease of installation for inclinometers that offer truer feedback and greater efficiency.

SELECT YOUR INCLINOMETER

encoder icon Accessories

Everything you need to support your US Digital encoder or inclinometer within your application using our wide selection of high-quality, fully compatible accessories.

CHOOSE YOUR ACCESSORIES

Popular Product Choices

Encoders

E4T

E4T Miniature Motor Encoder

  • Kit version for mounting on a motor or other shaft
  • Supports 11 shaft sizes (2 to 6 mm and 1/8 to 1/4 in.)
  • For NEMA 8 to 17 and larger motors
  • 19 Resolutions from 100 to 1,000 CPR (400 to 4,000 PPR) ...

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E5

E5 Motor Encoder

  • Kit version for mounting on a motor or other shaft
  • Supports 14 shaft sizes (2 to 10 mm and 1/8 to 3/8 in.)
  • For NEMA 17 to 34 and larger motors
  • 25 Resolutions from 32 to 5,000 CPR (128 to 20,000 PPR) ...

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Inclinometers

T7

T7 Networked Absolute Inclinometer

  • Full 360° operation
  • ± 0.1 degree accuracy
  • IP68 rated
  • RS232 or RS485 interface ...

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Accessories

CA-FC5-SH-NC

CA-FC5-SH-NC Cable, Shielded, 5-Position Latching Connector to Flying Leads

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SEI-USB

SEI-USB SEI to USB Adapter

  • USB 1.1 device communicates at 12 Mbit/sec
  • Compatible with USB 2.0 hubs and host adapters
  • Supports up to 15 total devices on the SEI bus
  • Supports SEI bus lengths up to 1,000 feet, depending on the number of devices attached. ...

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CTOOL_WEB

Centering Tool CTOOL & MCTOOL

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