Rotary Encoders

RS have a great range of Rotary Encoders that are suitable for a wide variety of electronics projects. Our Rotary Encoders are ideal for engineers, technicians and even beginners and are great value for money from trusted brands such as Bourns, Omron, TE Connectivity and Wurth Elektronik.

Rotary encoders are electro-mechanical devices that convert the angular position of a shaft to either analogue or digital output signals. The types of rotary encoders include mechanical rotary and optical rotary and can be installed using brackets specially designed for mounting in machinery.

Mechanical Rotary Encoders
Mechanical Rotary Encoders
Optical Rotary Encoders
Optical Rotary Encoders
Rotary Encoder Mounting Brackets
Rotary Encoder Mounting Brackets

443 Products showing for Rotary Encoders

2 of 23
Bourns 1024 (Position) Pulse Absolute Mechanical Rotary Encoder with a 3.17 mm Plain Shaft (Not Indexed), Through Hole
  • RS Stock No. 789-9490
  • Mfr. Part No. EMS22A50-D28-LT6
Each
$119.17(exc. GST)
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Knurl Shaft, Through Hole
  • RS Stock No. 781-6830P
  • Mfr. Part No. PEC11R-4220K-S0024
Each (Supplied in a Box)
$3.66(exc. GST)
Alps Alpine 15 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 172-7669
  • Mfr. Part No. EC11E15244G1
Each (In a Tray of 120)
$4.894(exc. GST)
Alps Alpine 15 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 729-5564
  • Mfr. Part No. EC11B15242AF
Each
$11.99(exc. GST)
Broadcom 500 Pulse Code Wheel with a 4 mm, Through Hole
  • RS Stock No. 796-7834P
  • Mfr. Part No. HEDS-5140#A11
Each (Supplied in a Box)
$32.63(exc. GST)
Alps Alpine 15 Pulse Incremental Mechanical Rotary Encoder Slot Shaft, Through Hole
  • RS Stock No. 263-2930
  • Mfr. Part No. EC11B152420G
Each
$6.73(exc. GST)
Broadcom 5V dc Optical Encoder with a 8 mm Hollow Shaft
  • RS Stock No. 178-3105
  • Mfr. Part No. HEDL-5640#A13
Each (In a Tray of 20)
$95.582(exc. GST)
Baumer 8 → 30V dc 1024 Pulse Optical Encoder with a 10 mm Solid Shaft, Flange Mount, Connector
  • RS Stock No. 269-1691
  • Mfr. Part No. EIL580-SC10.5EN.01024.A
Each
$523.50(exc. GST)
Alps Alpine 15 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 729-5589
  • Mfr. Part No. EC11E15244G1
Each
$8.54(exc. GST)
Broadcom 5V dc Optical Encoder with a 8 mm Hollow Shaft
  • RS Stock No. 818-8833
  • Mfr. Part No. HEDL-5640#A13
Each
$129.53(exc. GST)
Broadcom 5V dc Optical Encoder
  • RS Stock No. 796-7806
  • Mfr. Part No. AEDB-9140-A13
Each
$95.29(exc. GST)
Broadcom 5V dc Optical Encoder with a 1/4 in Hollow Shaft
  • RS Stock No. 205-6869
  • Mfr. Part No. HEDS-5500#A06
Each
$121.22(exc. GST)
Nidec Components 5 - 12V dc 1024 Pulse Optical Encoder with a 4 mm Plain Shaft, Panel Mount, Cable
  • RS Stock No. 202-0443
  • Mfr. Part No. RE30E-1024-213-1
Each
$190.83(exc. GST)
Alps Alpine 12 Pulse Incremental Mechanical Rotary Encoder with a 3.6 mm Hollow Shaft (Not Indexed), Through Hole
  • RS Stock No. 729-5545
  • Mfr. Part No. EC10E1220505
Each
$1.55(exc. GST)
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 737-7767
  • Mfr. Part No. PEC11R-4220F-S0024
Each
$3.69(exc. GST)
Broadcom 5V dc 500 Pulse Optical Encoder with a 4 mm Hollow Shaft, Center Ribbon Cable with Connector
  • RS Stock No. 818-8820
  • Mfr. Part No. HEDL-5540#A11
Each
$125.17(exc. GST)
Alps Alpine 15 Pulse Incremental Mechanical Rotary Encoder with a 9 mm Knurl Shaft (Not Indexed), Through Hole
  • RS Stock No. 729-5678
  • Mfr. Part No. EC11E152U402
Each
$13.55(exc. GST)
Nidec Components 12V dc 360 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4102
  • Mfr. Part No. RE30E-360-213-1
Each
$162.90(exc. GST)
Bourns 1024 (Position) Pulse Absolute Mechanical Rotary Encoder with a 3.17 mm Plain Shaft (Not Indexed), Through Hole
  • RS Stock No. 789-9490P
  • Mfr. Part No. EMS22A50-D28-LT6
Each (Supplied in a Tray)
$107.05(exc. GST)
Bourns 15 Pulse Incremental Mechanical Rotary Encoder with a 3 mm (Not Indexed)
  • RS Stock No. 269-2414
  • Mfr. Part No. PER281-P115-N0015
Each (In a Tray of 1050)
$4.094(exc. GST)
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