SKU: SENS-2689
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Hongyan Technology EC11A5EA Rotary Encoder Plastic Handle 14.5mm

₹53.00 (Inclusive of all taxes)
Out of Stock

The Hongyan Technology EC11A5EA is a compact, incremental rotary encoder with a 14.5mm plastic handle, designed for precision control and adjustment in electronic systems. It provides reliable contact-based readout and is compatible with a wide range of consumer and industrial control panels, audio equipment, and embedded projects.

Features

  • Incremental rotary encoder with contact-based readout mechanism
  • Compact dimensions of 12mm x 11.7mm with a 14.5mm plastic handle
  • Durable construction suitable for high-cycle manual adjustments
  • Ideal for integration into control panels, audio equipment, and consumer electronics
  • Simple 3-pin interface for easy connection to microcontrollers and logic circuits

Out of stock

Description

The Hongyan Technology EC11A5EA is a mechanical incremental encoder that translates rotary motion into a series of digital pulses. Its contact-based design utilizes a metal wiper sliding over a patterned PCB to generate quadrature output signals (A and B phases), allowing for precise detection of rotation direction and speed.

Built with a durable plastic handle and shaft, this encoder is engineered for reliable performance in applications requiring frequent manual input. Its compact footprint makes it suitable for space-constrained designs in consumer electronics, industrial control interfaces, and DIY prototyping platforms like Arduino and Raspberry Pi.

Key Features

  • Mechanical incremental encoder with contact-based signal generation.
  • Robust plastic handle and shaft assembly for extended operational life.
  • Compact PCB-mount design with a standard 3-pin interface (VCC, GND, A/B outputs).
  • Provides detented tactile feedback for precise, step-by-step control.
  • High-value build optimized for cost-sensitive yet performance-critical applications.
  • Suitable for panel mounting in audio mixers, tuning knobs, and menu navigation interfaces.

Applications

  • Volume and tone control knobs in audio amplifiers and mixing consoles.
  • Menu navigation and parameter adjustment in embedded system control panels.
  • Input devices for DIY electronics projects using Arduino, ESP32, or Raspberry Pi.
  • Speed or position setting dials in consumer appliances and automotive accessories.
  • Precision adjustment interfaces in laboratory equipment and instrumentation.

Technical Specifications

Manufacturer Part NumberEC11A-5EA20P1SD10F4
TypeIncremental Rotary Encoder
Readout ModeContact (Mechanical)
Handle/Shaft MaterialPlastic
Shaft Height14.5 mm
PCB Dimensions (L x W)12 mm x 11.7 mm
Pulses per Revolution (PPR)20 (Typical for EC11A series)
Operating Voltage3.3V - 5V DC (Typical)
Output SignalQuadrature (A, B phases)
Interface3-pin (VCC, GND, A/B)

Frequently Asked Questions

What is the output signal type of the Hongyan Technology EC11A5EA encoder?

The EC11A5EA is a mechanical incremental encoder that outputs a standard quadrature signal. It provides two square wave outputs (A and B phases) that are 90 degrees out of phase, allowing a connected microcontroller to determine both the amount and direction of rotation. The signal is typically read via digital input pins.

What is the typical operating voltage for this rotary encoder?

This encoder is designed for use with common logic levels. It is typically operated at 3.3V or 5V DC. Always connect the VCC pin to your system's positive supply (3.3V or 5V) and GND to the common ground. The output signals will be at the same logic level as the supplied voltage.

How many pulses per revolution (PPR) does this encoder have?

While the exact PPR for this specific variant is not listed in the provided specs, the Hongyan Technology EC11A series commonly features 20 pulses per revolution (20 PPR). This means one complete 360-degree rotation of the shaft will generate 20 cycles on the A (or B) output channel, providing a good balance between resolution and ease of counting.

Is this encoder suitable for panel mounting?

Yes, the EC11A5EA is designed for PCB mounting, which is ideal for integration behind a front panel. The encoder's body mounts directly to the PCB, and the 14.5mm plastic shaft extends through a panel cutout. A securing nut is typically used to fasten the assembly to the panel, making it a standard choice for control interfaces.

Package Includes

  • 1 x Hongyan Technology EC11A5EA Rotary Encoder with Plastic Handle

Additional Information

Weight 0.005 kg
Dimensions 1.17 × 1.2 × 1.45 cm