Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V - 5V DC |
| Sensor Type | Infrared Slot-Type Photoelectric |
| Output Signal | TTL Digital Output |
| Detection Range | 0 - 5mm Slot Width |
| Response Time | < 10 microseconds |
| Interface Type | 3-Pin Header (VCC, GND, OUT) |
| PCB Dimensions | 32mm x 14mm x 4mm |
| Mounting Hole Diameter | 3mm |
| Operating Temperature | -20°C to 70°C |
| Package Contents | 1x Speed Measurement Module |
Anonymous
Mar 12, 2026
Rating: 5/5
Fast delivery and works great
Exactly as described. The infrared beam is strong and consistent across different lighting conditions.
Anonymous
Feb 16, 2026
Rating: 5/5
Essential for motor control
Used this for my final year project. Very reliable counting and consistent performance under load.
Anonymous
Feb 11, 2026
Rating: 4/5
Good sensor, slight learning curve
Quality is good. Had to adjust the threshold potentiometer initially to get stable readings.
Anonymous
Feb 08, 2026
Rating: 5/5
Perfect for my RC Car
Works flawlessly with my Arduino setup. Accurate speed readings and easy to integrate into my code.
Anonymous
Feb 06, 2026
Rating: 4/5
Solid component
Good build quality. Wish the connecting cables were a bit longer included in the package.
Q: Does it come with the code library?
A: It is hardware only, but sample code and documentation are available on our website download section.
Q: Is this compatible with 5V Arduino Uno?
A: Yes, it operates within 3.3V to 5V DC range and is fully compatible with Arduino Uno.
Q: Can I use this outdoors?
A: It is designed for indoor use; direct sunlight may interfere with IR sensor accuracy.
Q: What is the maximum RPM it can measure?
A: Depends on the disc slots, but the sensor response time supports high speeds up to several thousand RPM.
Q: How many wires does it need?
A: It requires 3 connections: VCC, GND, and Signal Output for proper functionality.
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