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

449 Products showing for Rotary Encoders

22 of 23
In Stock
Broadcom 5V dc Optical Encoder
  • RS Stock No. 178-3263
  • Mfr. Part No. HEDS-9100#A00
Each (In a Bag of 100)
HK$199.108
In Stock
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
HK$2,540.89
Last RS stock
TE Connectivity 24 Pulse Incremental Mechanical Rotary Encoder with a 6.8 mm Knurl Shaft (Not Indexed), Through Hole
  • RS Stock No. 663-3192
  • Mfr. Part No. DPL12SVN24A25K1
Each
HK$64.50
In Stock
Broadcom 5V dc 318 LPI Pulse Optical Encoder, Surface Mount
  • RS Stock No. 215-5737
  • Mfr. Part No. AEDR-8723-102
Each
HK$303.40
In Stock
Baumer 4.75 → 30V dc 5000 Pulse Optical Encoder with a 10 mm Solid Shaft, Flange Mount, Connector
  • RS Stock No. 269-1697
  • Mfr. Part No. EIL580-SC10.5EQ.05000.A
Each
HK$2,997.00
Limited stock
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 789-9611P
  • Mfr. Part No. PEC12R-2225F-N0024
Each (Supplied in a Bag)
HK$9.40
Currently unavailable
Bourns 5V dc 12 bit Pulse Optical Encoder with a 22.225 mm Flat Shaft
  • RS Stock No. 213-1688
  • Mfr. Part No. DMS22B5A1CAFL336N
Each
HK$405.20
In Stock
Broadcom 5V dc Optical Encoder
  • RS Stock No. 796-7821P
  • Mfr. Part No. AEDR-8500-102
Each (Supplied on a Reel)
HK$152.00
In Stock
Broadcom 5V dc Optical Encoder with a 6 mm Hollow Shaft
  • RS Stock No. 818-8830
  • Mfr. Part No. HEDS-5500#A12
Each
HK$486.10
In Stock
Nidec Components 5V dc 5 Pulse Optical Encoder with a 6.36 mm
  • RS Stock No. 244-3481
  • Mfr. Part No. CJ25-42010
Each (In a Tray of 5)
HK$544.92
Temporarily out of stock
Grayhill 5V dc Optical Encoder with a 6.35 mm Flat Shaft, Panel Mount, Cable
  • RS Stock No. 878-0616
  • Mfr. Part No. 61B22-01-02-060
Each
HK$663.00
In Stock
Broadcom 5V dc 1024 PPR Pulse Optical Encoder with a 6 mm Hollow Shaft, Screw Mount, Wire Lead
  • RS Stock No. 334-862P
  • Mfr. Part No. AEDR-8710-102
Each (Supplied on a Reel)
HK$283.90
In Stock
Alps Alpine 12 Pulse Mechanical Rotary Encoder Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 172-6303
  • Mfr. Part No. EC12E1220401
Each (In a Tray of 120)
HK$15.153
Limited stock
Broadcom 3.3V dc 225 LPI Pulse Optical Encoder
  • RS Stock No. 216-3599P
  • Mfr. Part No. AEDR-9820-102
Each (Supplied on a Reel)
HK$248.60
In Stock
Nidec Components 24V dc 600 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4107
  • Mfr. Part No. RE30E-600-213-1
Each (In a Box of 5)
HK$1,076.368
In Stock
Nidec Components 5V dc 25 Pulse Optical Encoder with a 6 mm Round Shaft, Wire Lead
  • RS Stock No. 182-5628
  • Mfr. Part No. RESW20D-25-201-1
Each
HK$197.47
In Stock
Broadcom 5V dc 500 PPR Pulse Optical Encoder with a 6 mm Hollow Shaft, Screw Mount, Wire Lead
  • RS Stock No. 334-853P
  • Mfr. Part No. AEDR-8300-1W2
Each (Supplied on a Reel)
HK$94.56
In Stock
Bourns 12 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 789-9624P
  • Mfr. Part No. PEC12R-4020F-S0012
Each (Supplied in a Box)
HK$11.60
In Stock
Broadcom 3.3 V dc, 5 V dc Optical Encoder, Surface Mount
  • RS Stock No. 227-936P
  • Mfr. Part No. AEDR-9830DP-102
Each (Supplied on a Reel)
HK$264.50
In Stock
Broadcom 5.5V dc Optical Encoder with a 6 mm Round Shaft, Screw Mount, Connector
  • RS Stock No. 566-034
  • Mfr. Part No. AR49-M25S-P12H
Each
HK$466.29
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