KY-033 Line Tracker (Line Follower) Sensor Module
Prices updated: 12 Oct 2026
Compare prices
| Store | product | Price | View in store |
|---|---|---|---|
 Makers ElectronicsCheapest | KY033 Line Tracker (Follower) Module | 35 EGP | View in store |
 Future Electronics | Line Tracker (Follower) Module - KY033 | 40 EGP | View in store |
Price history
Lowest daily price, last 90 days
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Lowest price recorded: 35 EGP
About this product
The KY-033 is a line tracker module for line-following robots with two or four wheels. It combines an IR emitter LED and an IR phototransistor and provides a digital output that a microcontroller can read to follow a black line on a white surface. Sensitivity is set with the onboard potentiometer.
Specifications
- Supply voltage
- 3 V – 5 V DC
- Output type
- Digital
- Detection sensitivity
- Adjustable via onboard potentiometer
- Sensor components
- IR emitter LED and IR phototransistor
- Indicator
- Onboard LED
- Typical application
- Line-following robots (2 or 4 wheels)
Frequently asked questions
What is the price of KY-033 Line Tracker (Line Follower) Sensor Module in Egypt?
KY-033 Line Tracker (Line Follower) Sensor Module currently costs between 35 and 40 EGP across 2 offers in Egypt.
Where can I buy KY-033 Line Tracker (Line Follower) Sensor Module in Egypt?
KY-033 Line Tracker (Line Follower) Sensor Module is available from Makers Electronics and Future Electronics. Compare the offers above to find the best price.
How do I wire the KY-033 to an Arduino?
Connect VCC to 5V (or 3.3V, within the 3–5 V supply range), GND to GND, and the digital output pin to any digital input on the Arduino.
How do I adjust the sensor for my line and surface?
Place the module over the line and the surface, watch the onboard LED, and turn the potentiometer until the output switches reliably between the black line and the white background. Keep the module at a consistent height above the surface.
