Sitemap
Products
Encoders
Absolute Encoders
Kit Encoders
Shaft Encoders
- A2 Absolute Optical Shaft Encoder
- HD25A Absolute Industrial Rugged Metal Optical Encoder
- MA3 Miniature Absolute Magnetic Shaft Encoder
Incremental Encoders
Kit Encoders
- E2 Optical Kit Encoder
- E3 Optical Kit Encoder
- E4T Miniature Optical Kit Encoder
- E5 Optical Kit Encoder
- E6 Optical Kit Encoder
- E8T Miniature Optical Kit Encoder
- EC35 Optical Commutation Kit Encoder
Shaft Encoders
- H1 Ball Bearing Optical Shaft Encoder
- H3 Ball Bearing Optical Shaft Encoder
- H5 Ball Bearing Optical Shaft Encoder
- H6 Ball Bearing Optical Shaft Encoder
- HB5M Hollow Bore Optical Encoder
- HB6M Hollow Bore Optical Encoder
- HD25 Industrial Rugged Metal Optical Encoder
- S1 Optical Shaft Encoder
- S2 Optical Shaft Encoder
- S4T Miniature Optical Shaft Encoder
- S5 Optical Shaft Encoder
- S6 Optical Shaft Encoder
Hollow Bore Encoders
Encoder Modules
Encoder Components
- DISK-1 1" Transmissive Rotary Encoder Disk
- DISK-2 2" Transmissive Rotary Encoder Disk
- HUBDISK-1 1" Transmissive Rotary Disk
- HUBDISK-2 2" Transmissive Rotary Disk
- LIN Transmissive Linear Strip
Inclinometers
Accessories
Cables
3-Pin Cables
- CA-MIC3-SH-NC 3-Pin Micro Connector / Unterminated, Shielded Cable
- CA-MIC3-W3-NC 3-Pin Micro Connector / Unterminated, 3-Wire Discrete Cable
4-Pin Cables
- CA-MIC4-SH-NC 4-Pin Micro Connector / Unterminated, Shielded Cable
- CA-MIC4-W4-NC 4-Pin Micro Connector / Unterminated, 4-Wire Discrete Cable
5-Pin Cables
- CA-C5-SH-C5 5-Pin Standard Connector / 5-Pin Standard Connector, Shielded Cable
- CA-C5-SH-FC5 5-Pin Standard Connector / 5-Pin Latching Connector, Shielded Cable
- CA-C5-SH-NC 5-Pin Standard Connector / Unterminated, Shielded Cable
- CA-C5-W4-NC 5-Pin Standard Connector / Unterminated, 4-Wire Discrete Cable
- CA-C5-W5-NC 5-Pin Standard Connector/ Unterminated, 5-Wire Discrete Cable
- CA-FC5-SH-FC5 5-Pin Latching Connector / 5-Pin Latching Connector, Shielded Cable
- CA-FC5-SH-LC5 5-Pin Latching Connector / 5-Pin Locking Connector, Shielded Cable
- CA-FC5-SH-NC 5-Pin Latching Connector / Unterminated, Shielded Cable
- CA-FC5-SH-RC7 5-Pin Latching Connector / 7-Pin MIL-C-5015 Connector, Shielded Cable
- CA-FC5-W4-NC 5-Pin Latching Connector / Unterminated, 4-Wire Discrete Cable
- CA-FC5-W5-NC 5-Pin Latching Connector/ Unterminated, 5-Wire Discrete Cable
- CA-LC5-SH-LC5 5-Pin Locking Connector / 5-Pin Locking Connector, Shielded Cable
- CA-LC5-SH-NC 5-Pin Locking Connector / Unterminated, Shielded Cable
- CA-LC5-W4-NC 5-Pin Locking Connector / Unterminated, 4-Wire Discrete Cable
- CA-LC5-W5-NC 5-Pin Locking Connector/ Unterminated, 5-Wire Discrete Cable
6-Pin Cables
- CA-MD6-SH-MD6 6-Pin Modular Connector / 6-Pin Modular Connector, Shielded Cable
- CA-MD6-SS-MD6 6-Pin Modular Connector / 6-Pin Modular Connector, Unshielded Cable
- CA-MD6A-SS-MD6 6-Pin Modular Connector / 6-Pin Modular Connector, Unshielded Cable (A2 Analog)
- CA-MIC6-SH-NC 6-Pin Micro Connector / Unterminated, Shielded Cable
- CA-MIC6-W6-NC 6-Pin Micro Connector / Unterminated, 6-Wire Discrete Cable
7-Pin Cables
10-Pin Cables
- CA-C10-F-C10 10-Pin IDC Connector / 10-Pin IDC Connector, Flat Cable
- CA-C10-SH-C10 10-Pin Standard Connector / 10-Pin Standard Connector, Shielded Cable
- CA-C10-SH-NC 10-Pin Standard Connector / Unterminated, Shielded Cable
- CA-C10L-SH-NC 10-Pin Standard Connector / Unterminated, Shielded Cable (Avago Pin-out)
- CA-FC10-SH-FC10 10-Pin Latching Connector / 10-Pin Latching Connector, Shielded Cable
- CA-FC10-SH-NC 10-Pin Latching Connector / Unterminated, Shielded Cable
- CA-FC10-W8-NC 10-Pin Latching Connector / Unterminated, 8-Wire Discrete Cable
- CA-FC10L-SH-FC10L 10-Pin Latching Connector / 10-Pin Latching Connector, Shielded Cable (Avago Pin-Out)
- CA-FC10L-SH-NC 10-Pin Latching Connector / Unterminated, Shielded Cable (Avago Pin-Out)
- CA-FC10P-SH-NC 10-Pin Latching Connector / Unterminated, Shielded Cable (QSB-M Pin-Out)
- CA-RC10-SH-NC 10-Pin MIL-C-5015 Connector / Unterminated, Shielded Cable
15-Pin Cables
Adapter Cables
- CA-CFR-PS-DB9P T7-232 Power and Serial Communication Cable
- CA-FC5-SH-MIC3 5-Pin Latching Connector / 3-Pin Micro Connector, Shielded Cable
- CA-FC5-SH-MIC4 5-Pin Latching Connector / 4-Pin Micro Connector, Shielded Cable
- CA-MD3 USB to RS485 Adapter Cable for MD3
- CA-MD6-SH-RC10 6-Pin Modular Connector / 10-Pin MIL-C-5015 Connector, Shielded Cable
T7 Cables
- CA-CFR-PS-NC T7 PUR Shielded Cable with Leads
- CA-CFTR-PS-NC T7 PUR Shielded Cable with Leads and Terminating Resistor
- CA-CM-PS-CFR T7 PUR Shielded Cable
- CA-CM-PS-CFTR T7 PUR Shielded Cable with Terminating Resistor
USB Cables
Connectors
- CON-C10 10-Pin Standard Connector
- CON-C4 4-Pin Standard Connector
- CON-C5 5-Pin Standard Connector
- CON-CAN-MFF CAN-Bus Splitter 1M to 2F Connector
- CON-FC10 10-Pin Finger Latching Connector
- CON-FC5 5-Pin Finger Latching Connector
- CON-LC5 5-Pin Locking Connector
- CON-MD6 6-Pin Modular Connectors
- CON-MIC3 3-Pin Micro Connector
- CON-MIC4 4-Pin Micro Connector
- CON-MIC6 6-Pin Micro Connector
- CON-RC10 10-Pin Round Connector
- CON-RC7 7-Pin Round Connector
Digital Displays
Interfaces
Cable Drivers
- EA Incremental Encoder Adapter
- PC3 Encoder Open Collector Cable Driver
- PC4 Incremental Encoder Cable Driver
- PC5 HP Compatible Incremental Encoder Cable Driver
Converters
Interface Chips
- LS7082N Encoder to Counter Interface Chip
- LS7082N-S Encoder to Counter Interface Chip
- LS7083N Encoder to Counter Interface Chip
- LS7083N-S Encoder to Counter Interface Chip
- LS7084N Encoder to Counter Interface Chip
- LS7084N-S Encoder to Counter Interface Chip
- LS7166 24-bit Quadrature Counter
- LS7166-S 24-bit Quadrature Counter
- LS7183N Encoder to Counter Interface Chip
- LS7183N-S Encoder to Counter Interface Chip
- LS7184N Encoder to Counter Interface Chip
- LS7184N-S Encoder to Counter Interface Chip
- LS7267 24-bit Dual-Axis Quadrature Counter
- LS7267-S 24-bit Dual-Axis Quadrature Counter
- LS7366R-S 32-bit Quadrature Counter with Serial Interface
USB
Motor Drives
Power Supplies
Hardware
- CTOOL Centering Tool for E2, E3, E5, E6, E7P, EC35, and E8T
- HEXD-050 Hex Driver - .050"
- HEXW Hex Wrench
- MCTOOL Centering Tool for E4T, E4P, and E8P
- SCREW Threaded Fasteners
- SPACER Spacer Tool
Discontinued Products
Encoders
- E4 Miniature Optical Kit Encoder
- E4P OEM Optical Kit Encoder
- E7P OEM Optical Kit Encoder
- E8P OEM Optical Kit Encoder
- PE Linear Probe Encoder
- S4 Miniature Optical Shaft Encoder
Interfaces
- AD2B SEI to RS-232 Adapter (9-pin)
- AD7 HD25A Breakout Box
- EADAPT Encoder Signal Converter
- EDAC2 Encoder Digital to Analog Converter
- EPOT Voltage-to-Quadrature or Voltage-to-Step/Direction Converter
- EQUAD Up/Down Clock to Quadrature Encoder
- ESUM Two Encoder to One Encoder Adder/Subtractor
- ESWITCH Encoder Speed/Position Sensing Switch
- ETACH2 High Speed Encoder to Analog Tachometer
- LFLS7266R1 24-bit Dual-Axis Quadrature Counter
- LFLS7266R1-S 24-bit Dual-Axis Quadrature Counter
Power Supplies
Support
Frequently Asked Questions
Ordering
Resource Library
Glossary of Terms
- Absolute Encoder
- Channel
- CPR
- Cycle
- Cycle Error
- Duty Jitter
- Electrical Degree (°e)
- Eccentricity Error
- Home Cycle
- Hubdisk
- Inclinometer
- Incremental Encoder
- Index (Ch. I)
- Interpolation
- Multiturn Rotary Encoder
- Optical Encoder
- Phase
- Phase Jitter
- Phase Array
- Position Error
- Pseudo-Absolute Encoder
- Quadrature
- Radian
- Resolution
- Stiction
- Symmetry
- x1, x2 & x4 Decoding
Reference Documents
Selector Guides
- Absolute Encoder Selector Guide
- E-Series Incremental Kit Encoder Selector Guide
- Incremental Shaft Encoder Selector Guide
Compatibility Guides
- Avago Compatibility HEDL-5XXX
- Avago Compatibility HEDL-65XX
- Avago Compatibility HEDM-5X0X
- Avago Compatibility HEDS-5XXX
- Avago HEDS/US Digital EM1 Module Compatibility Guide
- Renco R35i/US Digital EC35 Compatibility Guide
User Guides
- COMTool User Guide
- ED3 Tachometer Worksheet
- MD3 User Guide
- QSB Application Examples
- QSB Command List
- QSB Manual Firmware Update Procedure
- SEI Absolute Encoder Communications Protocol
- SEI Serial Encoder Interface Bus
- T7 Communication User Guide
- T7 DLL User Guide
- T7 Modbus Communication User Guide
- USB4 - Connecting Multiple Devices Q&A
- USB4 Driver Upgrade Instructions
- USB4 User Manual
Technical Bulletins
Whitepapers
- Resolution, Accuracy, and Precision of Encoders
- Encoder Basics for Motion Control Engineers
- T7 Networked Absolute Inclinometer
- Using the MA3 Absolute Shaft Encoder to Determine Wind Direction (Student White Paper)
Assembly Instructions
- E4T Assembly Instructions
- EC35 Assembly Instructions
- EC35 Removal Instructions
- MAE Assembly Instructions
- E6 Assembly Instructions
- E5 Assembly Instructions
- E3 Assembly Instructions
- E2 Assembly Instructions
- E4P (Discontinued) Assembly Instructions
- E7P (Discontinued) Assembly Instructions
Assembly Videos
- E2 Optical Kit Encoder Assembly Tutorial
- E5 Optical Kit Encoder Assembly Tutorial
- EC35 Optical Kit Encoder Assembly Tutorial
Product Datasheets
- A2 Absolute Optical Encoder
- A2K Absolute Optical Encoder: Kit Version
- A2T Absolute Optical Inclinometer
- DISK-1 1" Transmissive Rotary Disk
- DISK-2 2" Transmissive Rotary Disk
- E2 Optical Kit Encoder
- E3 Optical Kit Encoder
- E4T OEM Miniature Optical Kit Encoder
- E5 Optical Kit Encoder
- E6 Optical Kit Encoder
- E8T OEM Miniature Optical Kit Encoder
- EA Incremental Encoder Adapter
- EC35 Optical Commutation Kit Encoder
- ED3 Digital Encoder Display
- EM1 Transmissive Optical Encoder Module
- EM2 Transmissive Optical Encoder Module
- H1 Ball Bearing Optical Shaft Encoder
- H3 Ball Bearing Optical Shaft Encoder
- H5 Ball Bearing Optical Shaft Encoder
- H6 Ball Bearing Optical Shaft Encoder
- HB5M Hollow Bore Optical Encoder
- HB6M Hollow Bore Optical Encoder
- HD25 Industrial Rugged Metal Optical Encoder
- HD25A Absolute Industrial Rugged Metal Optical Encoder
- HUBDISK-1 1" Transmissive Rotary Codewheel
- HUBDISK-2 2" Transmissive Rotary Codewheel
- LIN Transmissive Linear Strip
- MA3 Miniature Absolute Magnetic Shaft Encoder
- MAE3 Absolute Magnetic Kit Encoder
- MD2S Microstepping Motor Driver
- MD3 Microstepping Motor Driver
- PC3 Encoder Open Collector Cable Driver
- PC4 Incremental Encoder Cable Driver
- PC5 HP Compatible Incremental Encoder Cable Driver
- PC6 Encoder to Counter Interface Board
- PS-12 Regulated Switching 12 V (1.5 A) Power Supply
- QSB Quadrature to USB Adapter
- S1 Optical Shaft Encoder
- S2 Optical Shaft Encoder
- S4T Miniature Optical Shaft Encoder
- S5 Optical Shaft Encoder
- S6 Optical Shaft Encoder
- SEI-USB SEI to USB Adapter
- T7 Networked Absolute Inclinometer
- USB4 Encoder Data Acquisition USB Device
Product Change Notifications
- PCN 1007 - E5 Mold Update
- PCN 1008 - E5 Insert Overmold
- PCN 1009 - E5 Laser Marking
- PCN 1011 - Interface Product Laser Marking
- PCN 1013 - DISK-2 BCD
- PCN 1014 - E4, E4P, S4 Update
- PCN 1016 - EM1 LED Die
- PCN 1021 - EOL Sealed Housing Option
- PCN 1022 - EOL AD7
- PCN 1023 - EOL EDIVIDE
- PCN 1024 - EOL EPOT
- PCN 1025 - EOL EQUAD
- PCN 1026 - EOL ETACH2
- PCN 1027 - EOL FC
- PCN 1028 - EOL H15
- PCN 1029 - EOL HBA2
- PCN 1030 - EOL SP-16
- PCN 1031 - EOL T5
- PCN 1032 - EOL T6
- PCN 1033 - EOL USB-232
- PCN 1034 - EOL EDAC2
- PCN 1035 - EOL PCI-3E
- PCN 1036 - EOL PCI-4E
- PCN 3479 - EOL CON-MD6-2J
- PCN 3480 - EOL CON-MD6-3J
- PCN 4199 - EM1 & EM2 Update
- PCN 4464 - CE RoHS
- PCN 4537 - A2/HD25A Product Lines Detector Upgrade
- PCN 5253 - Laser Marking
- PCN 5254 - EOL PE (Linear Probe Encoder)
- PCN 5258 - E2 Mold Update
- PCN 5259 - H1 Mold Update
- PCN 5367 - Hub Set Screw Production Change
- PCN 5514 - SEI-USB Case Revision
- PCN 5549 - MAE3 Hub End of Life
- PCN 5741 - E4, E4P and S4
- PCN 5894 - EOL E7P, E8P
- PCN 5975 - EOL LFLS7266R1/LFLS7266R1-S
- PCN 6227 - E4T, S4T and E8T Laser Markings
- PCN 6228 - PC3-H5, PC4, PC5, PC6 Markings
- PCN 6232 - Updated 1 and 2-inch Disks
- PCN 6297 - HUBDISK-1 Packaging
- PCN 6466 - Updated PCB for E4T and S4T
- PCN 6514 - Updated PCB for E8T
- PCN 6644 - 2" Hub/Disk Assembly Screw Change
- PCN 6804 - E3 Base Mold Update
Discontinued Product Information
Downloads
Software
- COMTool
- MD3 Software
- QSB Software
- SEI Software
- T7 Software
- USB COM Port Driver
- USB SpeedBoost
- USB4 Software
3D Model Information
Company
News
Blog Posts
Events
Press Releases
- E4T and S4T Miniature Optical Encoders are Now Available at Higher Resolutions up to 1000 CPR
- US Digital Releases New MD3 Microstepping Motor Driver
- PayLink Now Available to US Digital Customers
- US Digital Introduces New Addition to Miniature Optical Encoder Portfolio at ATX West 2017
- US Digital Achieves ISO 9001:2015 Certification
Company Videos
Careers
Contact
Outreach
Quality
Compliance Documentation
- US Digital Quality Manual
- US Digital Reach Statement
- US Digital RoHS Statement
- US Digital Conflict Materials Reporting
Additional Documentation
- US Digital General Information
- US Digital ISO 9001:2015 Certification
- US Digital Reseller Permit
- US Digital Corporation W-9