Attributes

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

5 reviews

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.

5 FAQ

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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