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Home / Sensors / Hikrobot NPN Photoelectric Sensor, Through-Beam/Diffuse-Reflection Photoelectric Switch, Infrared Sensing Module

Attributes

Brand -
Category Robotics / STEM Teaching Tools / Sensors
Origin -
Brand Hikrobot
Model Series NPN Photoelectric
Sensing Mode Through-Beam / Diffuse-Reflection
Light Source Infrared LED
Output Type NPN Open Collector
Supply Voltage 10-30 VDC
Response Time ≤ 1ms
Protection Rating IP67
Cable Length 2 Meters
Operating Temperature -25°C to +55°C

6 reviews

A

Anonymous

Mar 29, 2026

Rating: 5/5

Solid everyday option

Simple, reliable, and easy to integrate with my existing setup.

A

Anonymous

Mar 29, 2026

Rating: 5/5

Exactly what I expected

The Hikrobot NPN Photoelectric Sensor, Through-Beam/Diffuse-Reflection Photoelectric Switch, Infrared Sensing Module arrived in good condition and matches the listing details.

A

Anonymous

Mar 22, 2026

Rating: 5/5

Will buy again

Helpful product page and smooth experience overall.

A

Anonymous

Mar 09, 2026

Rating: 4/5

Good quality for the price

I use it regularly and the performance has been stable so far.

A

Anonymous

Mar 07, 2026

Rating: 4/5

Reliable and practical

After a few days of use, it feels dependable and consistent for routine tasks.

A

Anonymous

Mar 06, 2026

Rating: 4/5

Works as described

No major issues. The finish and fit are both acceptable for this range.

5 FAQ

Q: What is the maximum sensing distance for the diffuse mode?

A: For standard white paper (90% reflectivity), the diffuse reflection range is approximately 300mm. Darker objects will reduce this range significantly.

Q: How do I adjust the sensitivity?

A: There is a potentiometer located on the side of the housing. You can use a small screwdriver to turn it while monitoring the indicator LED to set the optimal switching point.

Q: Does this work with 24V DC systems?

A: Yes, the operating voltage range is 10-30 VDC, so it is fully compatible with standard 24V DC industrial control systems.

Q: Can this sensor detect transparent objects like glass bottles?

A: While it can detect some transparent objects, we recommend using the Through-Beam mode for best results with glass. For highly reflective or transparent materials, specific background suppression models might offer better performance.

Q: Is the cable detachable or fixed to the unit?

A: This specific model comes with a fixed 2-meter PUR cable. If you require a detachable connector version, please check our M12 connector series.

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