PEC Rotary Encoders

Bourns Pro Audio PEC Rotary Encoders feature a compact design, long life, high reliability, and low cost compared to optical type encoders. Available in a wide variety of configurations. The Bourns Pro Audio PEC Series Rotary Encoders are incremental encoders with a 2-bit gray code output, 3Ω max closed circuit resistance, and a contact rating of 1mA @ 5VDC. Also available is the PES12 series, a 12mm incremental shaftless encoder with detent option.

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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Mounting Style
Product
Type
Resolution
Technology
Number of Detents
Number of Channels
Termination Style
Output Type
Shaft Diameter
Shaft Type
With Switch
Operating Supply Voltage
Life
IP Rating
Packaging
Bourns Encoders 9.5 MM SHAFT NO SWITCH 2 DET
Datasheet
810In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Knurled Without Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
1.139In Stock
500Expected 13/02/2026
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 11mm Low Profile Pulse/Rotation
Datasheet
2.906In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
1.260In Stock
3.000Expected 11/06/2026
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
2.791In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel PC Pin Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
1.389In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 13.5 MM SHAFT W/SWITCH 2 DET
Datasheet
1.510In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 12MM SMD INCREMENTAL ENCODER
Datasheet
1.018In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Flatted Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 15 MM SHAFT W/SWITCH 2 DET
Datasheet
1.234In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 20 MM SHAFT W/SWITCH 2 DET
Datasheet
936In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 9.5 MM SHAFT W/SWITCH 2 DET
Datasheet
944In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 9.5 MM SHAFT W/SWITCH 2 DET
Datasheet
3.507In Stock
Min.: 1
Mult.: 1

PEC11S PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel SMD/SMT Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders SHAFTLESS NO SWITCH 24 DET
Datasheet
1.090In Stock
Min.: 1
Mult.: 1

PES12 PCB Mount Mechanical Encoders Incremental/Shaftless 24 PPR Rotary 24 Detent 2 Channel PC Pin Quadrature No Shaft Without Switch 5 VDC 30000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
293In Stock
Min.: 1
Mult.: 1
PEC11D PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel PC Pin Quadrature 3.5 mm Flatted Push/Pull Switch 5 VDC 15000 Cycle IP40 Tray
Bourns Encoders 15mm Shaft Switch No Detents 20 Pulses
Datasheet
826In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary No Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
1.133In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary No Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Without Switch 5 VDC 100000 Cycle Tray
Bourns Encoders ENCODER
Datasheet
337In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm Knurled Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
777In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Without Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders KNURLED SHAFT NO SWITCH 20 DET
Datasheet
656In Stock
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 20 PPR Rotary 20 Detent 2 Channel PC Pin Quadrature 6 mm Knurled Without Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders ENCODER
Datasheet
428In Stock
3.000On Order
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders FLATTED SHAFT PUSH SWTCH 30DETENTS
Datasheet
693In Stock
1.500Expected 11/06/2026
Min.: 1
Mult.: 1

PEC11L PCB Mount Contacting Encoders Incremental 15 PPR Rotary 30 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 15MM SHAFT w/switch
Datasheet
Product Comments
1.097In Stock
Min.: 1
Mult.: 1

PEC16 PCB Mount Contacting Encoders Incremental 24 PPR Mechanical 24 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Push/Pull Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 20MM SHAFT NO switch
Datasheet
Product Comments
758In Stock
Min.: 1
Mult.: 1

PEC16 PCB Mount Contacting Encoders Incremental 24 PPR Mechanical 24 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Without Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 25MM SHAFT NO switch
Datasheet
Product Comments
390In Stock
Min.: 1
Mult.: 1

PEC16 PCB Mount Contacting Encoders Incremental 24 PPR Mechanical 24 Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Without Switch 5 VDC 100000 Cycle IP40 Tray
Bourns Encoders 15MM SHAFT NO switch
Datasheet
Product Comments
1.340In Stock
Min.: 1
Mult.: 1

PEC16 PCB Mount Contacting Encoders Incremental 24 PPR Mechanical No Detent 2 Channel PC Pin Quadrature 6 mm D / Flatted Without Switch 5 VDC 100000 Cycle Tray