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

434 Products showing for Rotary Encoders

9 of 22
Temporarily out of stock
Nidec Components 5V dc 25 Pulse Optical Encoder with a 8 mm
  • RS stock no. 244-4130
  • Mfr Part No. RES16B25-201
Each (In a Tray of 5)
R 305.154(exc. VAT)
In Stock
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)
R 26.51(exc. VAT)
Last RS stock
Broadcom 500 Pulse Code Wheel with a 4 mm, Through Hole
  • RS stock no. 796-7834
  • Mfr Part No. HEDS-5140#A11
Each
R 394.81(exc. VAT)
In Stock
Nidec Components 5V dc 25 Pulse Optical Encoder with a 6 mm
  • RS stock no. 244-4116
  • Mfr Part No. REC16B25-201-C
Each
R 342.49(exc. VAT)
In Stock
Broadcom 500 Pulse Code Wheel with a 4 mm, Through Hole
  • RS stock no. 796-7830P
  • Mfr Part No. HEDS-5120#A11
Each (Supplied in a Bag)
R 363.59(exc. VAT)
Currently unavailable
Elma 8 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS stock no. 241-2340
  • Mfr Part No. E33-ST622-M01T
Each
R 626.09(exc. VAT)
In Stock
Bourns 5V dc 32 Pulse Optical Encoder with a 6 mm Slotted Shaft, Through Hole, Axial PC Pin
  • RS stock no. 789-9497
  • Mfr Part No. EM14R1D-R20-L032N
Each
R 429.17(exc. VAT)
In Stock
Elma 16 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS stock no. 241-2336
  • Mfr Part No. E33-CT652-M01T
Each
R 626.09(exc. VAT)
In Stock
Elma 16 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS stock no. 241-2344
  • Mfr Part No. E33-ST6C2-M01T
Each
R 626.09(exc. VAT)
In Stock
Elma 16 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS stock no. 241-2351
  • Mfr Part No. E33-VT652-M01T
Each
R 626.09(exc. VAT)
In Stock
Elma 16 Pulse 2 bit Quadrature Mechanical Rotary Encoder with a 6 mm Slotted Shaft
  • RS stock no. 241-2338
  • Mfr Part No. E33-CT6C2-M01T
Each
R 626.09(exc. VAT)
Temporarily out of stock
Grayhill 5V dc Optical Encoder with a 6.35 mm Flat Shaft, Panel Mount, Pin
  • RS stock no. 878-0583
  • Mfr Part No. 62N30-P
Each
R 1,881.09(exc. VAT)
In Stock
Bourns 12 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft, Through Hole
  • RS stock no. 781-6815P
  • Mfr Part No. PEC11R-4215F-S0012
Each (Supplied in a Bag)
R 36.27(exc. VAT)
Temporarily out of stock
Nidec Components 5V dc 256 Pulse Optical Encoder with a 6 mm
  • RS stock no. 244-4144
  • Mfr Part No. RMS20-256-201-1
Each (In a Tray of 5)
R 744.822(exc. VAT)
Limited stock
Broadcom 5V dc Optical Encoder Hollow Shaft
  • RS stock no. 796-7843P
  • Mfr Part No. HEDS-5500#A02
Each (Supplied in a Tray)
R 1,060.93(exc. VAT)
In Stock
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Flat Shaft, Through Hole
  • RS stock no. 781-6824P
  • Mfr Part No. PEC11R-4015F-N0024
Each (Supplied in a Box)
R 32.22(exc. VAT)
In Stock
Nidec Components 5V dc 25 Pulse Optical Encoder with a 6 mm
  • RS stock no. 244-4114
  • Mfr Part No. REC16B25-201-C
Each (In a Tray of 5)
R 294.494(exc. VAT)
Currently unavailable
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
R 254.80(exc. VAT)
Temporarily out of stock
Nidec Components 5V dc 250 Pulse Optical Encoder with a 6 mm
  • RS stock no. 244-4142
  • Mfr Part No. RMS20-250-201-1
Each
R 735.01(exc. VAT)
In Stock
Bourns 24 Pulse Incremental Mechanical Rotary Encoder with a 6 mm Knurl Shaft, Through Hole
  • RS stock no. 781-6830
  • Mfr Part No. PEC11R-4220K-S0024
Each
R 36.74(exc. VAT)
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