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

452 Products showing for Rotary Encoders

21 of 23
Bourns 15 Pulse Quadrature Mechanical Rotary Encoder with a 2 mm Flat (Inner Shaft), Slot (Outer Shaft) Shaft (Not
  • RS Stock No. 269-2407
  • Mfr. Part No. PEC11D-4120F-S0015
Each (In a Tray of 100)
£3.698(exc. VAT)
Broadcom 5V dc Optical Encoder, Surface Mount
  • RS Stock No. 275-8942
  • Mfr. Part No. AEDR-9930E-102
Each
£24.19(exc. VAT)
Broadcom 5V dc Optical Encoder with a 1/4 in Hollow Shaft, Cable
  • RS Stock No. 189-4801
  • Mfr. Part No. HEDS-5540#A06
Each (In a Tube of 50)
£36.97(exc. VAT)
NIDEC COPAL ELECTRONICS GMBH 5 → 12V 300 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4099
  • Mfr. Part No. RE30E-300-213-1
Each (In a Box of 5)
£60.38(exc. VAT)
Broadcom 5V dc Optical Encoder Hollow Shaft
  • RS Stock No. 796-7846
  • Mfr. Part No. HEDS-5500#A11
Each
£52.93(exc. VAT)
Broadcom 5V dc Optical Encoder
  • RS Stock No. 796-7821P
  • Mfr. Part No. AEDR-8500-102
Each (Supplied on a Reel)
£14.95(exc. VAT)
NIDEC COPAL ELECTRONICS GMBH 12V dc 360 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4101
  • Mfr. Part No. RE30E-360-213-1
Each (In a Box of 5)
£60.38(exc. VAT)
NIDEC COPAL ELECTRONICS GMBH 5V dc 250 Pulse Optical Encoder with a 6 mm
  • RS Stock No. 244-4142
  • Mfr. Part No. RMS20-250-201-1
Each
£30.74(exc. VAT)
Bourns 12 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed)
  • RS Stock No. 737-7758P
  • Mfr. Part No. PEC11R-4220F-S0012
Each (Supplied in a Bag)
£1.53(exc. VAT)
Bourns 512 Pulse Incremental Mechanical Rotary Encoder with a 6.34 mm Plain Shaft (Indexed), Bracket Mount
  • RS Stock No. 167-4663
  • Mfr. Part No. EMS22D51-B28-LS5
Each (In a Box of 42)
£31.158(exc. VAT)
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)
£1.51(exc. VAT)
Bourns 1 Pulse Mechanical Rotary Encoder with a 5 mm Knurl Shaft
  • RS Stock No. 246-3263
  • Mfr. Part No. PTV09A-4015U-B103
Each (In a Tray of 100)
£0.531(exc. VAT)
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
£46.43(exc. VAT)
NIDEC COPAL ELECTRONICS GMBH 5 → 12V 1024 Pulse Optical Encoder with a 4 mm
  • RS Stock No. 244-4095
  • Mfr. Part No. RE30E-1024-213-1
Each (In a Box of 5)
£83.558(exc. VAT)
Broadcom 5V dc Optical Encoder
  • RS Stock No. 178-3266
  • Mfr. Part No. HEDS-9140#A00
Each (In a Tube of 100)
£24.14(exc. VAT)
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 789-9664P
  • Mfr. Part No. PEC12R-4230F-N0024
Each (Supplied in a Bag)
£1.00(exc. VAT)
Bourns 256 Pulse Incremental Mechanical Rotary Encoder with a 3.17 mm Plain Shaft (Indexed), Bracket Mount
  • RS Stock No. 737-7697P
  • Mfr. Part No. EMS22Q51-D28-LT4
Each (Supplied in a Box)
£45.04(exc. VAT)
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft (Not Indexed), Through Hole
  • RS Stock No. 737-7773P
  • Mfr. Part No. PEC12R-4220F-S0024
Each (Supplied in a Tray)
£1.09(exc. VAT)
Grayhill 5V dc Optical Encoder with a 6.32 mm Flat Shaft, Panel Mount, Center Ribbon Cable with Connector
  • RS Stock No. 878-0470
  • Mfr. Part No. 62S11-M5-020C
Each
£38.92(exc. VAT)
Broadcom 5V dc Optical Encoder Hollow Shaft
  • RS Stock No. 178-3119
  • Mfr. Part No. HEDS-5500#A12
Each (In a Tray of 25)
£37.01(exc. VAT)
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