PEC11R-4215K-S0024

Overview of Bourns PEC11R-4215K-S0024 Rotary Encoder

The Bourns PEC11R-4215K-S0024 is a durable and reliable mechanical rotary encoder designed for precise manual input and control in electronic systems. Part of the popular PEC11R series from Bourns Inc., this quadrature incremental encoder delivers 24 pulses per revolution, enabling fine-resolution position and speed detection for user interfaces. Its key features include a built-in push-button switch for dual-functionality and a distinct detent mechanism for tactile feedback, enhancing user experience. The component is engineered for longevity with a minimum rotational life of 30,000 cycles. Housed in a panel-mountable design with a 6mm knurled shaft and PCB through-hole terminals, it is ideal for integration into industrial control panels, audio mixing consoles, and medical device interfaces requiring robust manual input solutions. This encoder is a fundamental choice for designers seeking a high-quality, long-life rotary encoder with integrated switch functionality.

Manufacturer Information

Bourns Inc. is a globally recognized leader in the design, manufacturing, and supply of electronic components, including sensors, circuit protection solutions, and precision potentiometers. With decades of expertise, Bourns has established a reputation for innovation, quality, and reliability, serving a diverse range of industries from automotive and industrial to telecommunications and consumer electronics. The company's commitment to rigorous testing and adherence to international standards ensures its components meet the high-performance demands of modern electronic designs.

Key Features

• Provides precise quadrature output with 24 pulses per revolution for accurate position sensing.
• Integrates a reliable push-button switch for combined rotation and selection functions.
• Features a positive detent mechanism for tactile feedback during rotation.
• Ensures long-term reliability with a minimum rotational life of 30,000 cycles.
• Supports versatile mounting with panel and PCB through-hole installation.
• Utilizes a 6mm knurled shaft actuator for secure manual operation.

Packaging Details

Tray packaging. The encoder features a standard housing designed for vertical orientation on a panel, with PC Pin terminals for secure PCB through-hole soldering.

Equivalent / Alternative Parts

• PEC11R-4215F-S0024 (Bourns) - Same mechanical and electrical specifications, different shaft style.
• EC11E15244A2 (Alps Alpine) - Similar quadrature encoder with push-button switch and detent.

Advantages

• Combines encoder and switch in a single, space-saving package, simplifying panel design and reducing part count compared to using separate components.
• The 30,000-cycle minimum rotational life and mechanical construction offer superior durability for high-use applications over many basic encoders.
• The knurled shaft and positive detent provide excellent tactile feel, improving usability in settings where precise manual control is critical.

Lifecycle Status & Updates

Status: Active. This product is in volume production and recommended for new designs. No recent product change notifications (PCN) are specified, indicating stable manufacturing and supply.

Application Examples

• Parameter adjustment in industrial HMI panels
• Volume/Balance control in professional audio equipment
• Menu navigation in medical device interfaces
• Speed setting in motor control consoles
• Input selection in telecommunications hardware
• Brightness/contrast adjustment in test and measurement instruments

Technical Specifications

• Encoder Type: Mechanical Incremental
• Output Type: Quadrature (2-bit Gray code)
• Pulses per Revolution: 24 PPR
• Actuator Type: 6mm Diameter Knurled Shaft
• Detent: Yes
• Built-in Switch: Yes (SPST Momentary)
• Mounting Type: Panel Mount, PCB Through-Hole
• Termination Style: 5 PC Pins
• Rotational Life: ≥ 30,000 Cycles

Pinout and Functionality

• Pin 1: Channel A Output - Quadrature signal output.
• Pin 2: Channel B Output - Quadrature signal output, 90° out of phase with Channel A.
• Pin 3: Common / Ground - Common connection for encoder outputs.
• Pin 4: Switch Terminal 1 - One contact of the integrated push-button switch.
• Pin 5: Switch Terminal 2 - The other contact of the integrated push-button switch.

FAQ Section

Q: What is the output type?
A: Quadrature (incremental) with 24 PPR.

Q: Does it have a push-button?
A: Yes, it includes a built-in momentary switch.

Q: Is there tactile feedback?
A: Yes, it features a detent mechanism.

Q: How is it mounted?
A: Panel mount with PCB through-hole pins.

Q: What is the rotational life?
A: Minimum 30,000 cycles.

Q: What is the shaft size?
A: 6mm diameter knurled shaft.