# Rotary encoder with click 20mm EC11

> Incremental rotary encoder EC11 with 6 mm shaft and integrated click button. Provides 20 steps per rotation with clear detent, quadrature signal on Out A and Out B for direction detection, GND reference. The integrated switch allows confirmation by pressing. Suitable for development boards, control panels and 3D printer controllers.

- Page: https://sigmanortec.ro/en/rotary-encoder-with-click-20mm-ec11
- Price: 4.39 RON
- Availability: In stock; 1-2 zile
- Reference: 33024 · EAN: 5949786253697
- Category: Electronic components > Buttons and Interruptors > Rotary Encoders
- Package (shipping data): 0.006 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:21 (Europe/Bucharest)

## Description

Ideal for menu navigation and precise commands, the EC11 incremental encoder offers 20 steps with clear detents, quadrature signal on channels A and B for direction detection, 6 mm shaft for easy button coupling, plus integrated switch for quick confirmation when pressed. Suitable for development boards, control panels and 3D printer controllers.
The rotary encoder with click is suitable for control and menu navigation, featuring a 6 mm diameter shaft and detent rotation for well-defined steps. The quadrature signal on Out A and Out B allows direction detection, while the integrated switch button offers quick confirmation by pressing, often used on development boards and 3D printers.
Specifications:
Type: incremental rotary encoder with click button
Pulses per revolution: 20
Shaft diameter: 6 mm
Signal outputs: Out A, Out B
Reference: GND
Integrated button: press switch
Compatibility: development boards, 3D printer controllers, control panels
Pinout:
Pin
Name
Function
Typical connection
1
Out A
Channel A signal
Digital input pin with pull-up
2
GND
Ground
Board GND
3
Out B
Channel B signal
Digital input pin with pull-up
S1
Switch
Button contact
Digital input pin with pull-up
S2
GND
Button ground
Board GND