M18 Photoelectric Sensor, Photoelectric Sensor
M18 Photoelectric Sensor, Photoelectric Sensor
Key Features
Durable M18 threaded metal housing for stable installation
Multiple detection modes: diffuse, retro-reflective, through-beam
Long sensing range up to 10 meters for industrial use
Fast ≤1 ms response for high-speed automation
Wide 10–30V DC supply for standard control systems
High resistance to ambient light and electrical noise
IP67-rated waterproof and dustproof construction
PNP/NPN, NO/NC compatible outputs for PLC systems
Red or infrared LED options with visible alignment
Factory customization and OEM services for Global Services
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M18 Photoelectric Sensor – Reliable, High-Precision Object Detection for Automation & Industrial Control
Product Description
The M18 Photoelectric Sensor is a robust, high-performance detection device designed for precise object sensing in industrial automation, packaging, and material handling systems. With its compact cylindrical M18 threaded housing, it offers excellent installation flexibility for both OEM integration and factory upgrades.
Available in diffuse, retro-reflective, and through-beam types, this sensor ensures stable and accurate detection even under demanding environmental conditions. Its high-quality optical components and anti-interference circuitry enable reliable operation under ambient light and dust exposure, making it a trusted choice for automation engineers and industrial machine builders.
The M18 photoelectric proximity sensor features fast response, wide detection range, and versatile output options (PNP/NPN, NO/NC), supporting seamless integration with PLCs, robotic arms, and conveyor control systems. It’s factory-calibrated, RoHS-compliant, and built to meet global industrial standards—ideal for B2B buyers seeking quality sensors with consistent performance and manufacturer support.
Advantages of M18 Photoelectric Sensor
High-sensitivity optical detection for accurate object recognition
Available in diffuse, retro-reflective, and through-beam models
Fast 0.5–1 ms response for real-time automation feedback
Durable M18 threaded housing for easy industrial mounting
Resistant to dust, water, and interference (IP65/IP67 rated)
PNP/NPN, NO/NC output for flexible control compatibility
Wide voltage range: 10–30V DC for standard control systems
Long sensing distance up to 10 meters (through-beam type)
Excellent price-performance ratio for OEM and wholesale buyers
Factory customization, OEM/ODM labeling, and technical support available
M18 Photoelectric Sensor Specifications
| Parameter | Specification |
|---|---|
| Model Type | Diffuse / Retro-reflective / Through-beam |
| Housing Size | M18 cylindrical threaded body |
| Detection Distance | 100 mm – 10 m (depends on type) |
| Response Time | ≤1 ms (typical) |
| Output Type | PNP / NPN, Normally Open (NO) or Normally Closed (NC) |
| Operating Voltage | 10–30V DC |
| Light Source | Red LED / Infrared LED |
| Protection Rating | IP65 / IP67 |
| Ambient Light Resistance | ≤10,000 Lux |
| Connection Type | Cable (2 m standard) or M12 connector |
| Operating Temperature | –25°C to +55°C |
| Housing Material | Nickel-plated brass or stainless steel |
| Current Consumption | ≤25 mA |
| Compliance | CE, RoHS |
| Customization | OEM/ODM available |
Typical Applications of M18 Photoelectric Sensor
Industrial Automation
Object detection and counting on conveyor systems
Positioning and part presence verification for robots
Automated quality inspection and sorting
Packaging & Logistics
Carton and label detection in packaging lines
Pallet detection and positioning in distribution systems
Product counting and alignment verification
Machinery & Equipment
Safety interlocks and component detection in assembly systems
Sheet or film detection in packaging machines
Bottle and container detection on filling lines
OEM & System Integration
Machine builders integrating sensor modules
IoT-based smart manufacturing upgrades
Custom industrial sensor solutions for automation networks
FAQ
1. What is an M18 photoelectric sensor?
An M18 photoelectric sensor is a threaded cylindrical optical sensor used to detect objects, distance, or changes in surface using light, ideal for industrial automation and OEM applications.
2. What are the main types of M18 sensors available?
There are three main types: diffuse reflection (direct detection), retro-reflective (using a reflector), and through-beam (separate emitter and receiver for long range).
3. How far can the M18 photoelectric sensor detect?
Detection distance varies by type: up to 300 mm for diffuse, 3 m for retro-reflective, and 10 m for through-beam models.
4. Can the sensor work in dusty or humid environments?
Yes. With an IP65 or IP67 rating, it is protected from dust and water spray, suitable for most industrial environments.
5. What output types do you offer?
We provide both PNP and NPN outputs, with NO (normally open) or NC (normally closed) options for flexible integration.
6. Is customization available for OEM orders?
Yes. We offer OEM/ODM services, including branding, cabling, housing material, and detection range customization.
7. How should I wire the M18 sensor to a PLC system?
Connect power (DC10–30V), output, and ground according to wiring diagrams. For M12 connectors, plug-and-play options simplify setup.
Related Products
- M12 Photoelectric Sensor
- Background Suppression Photoelectric Sensor
- Diffuse Reflection Sensor
- Retro-reflective Photoelectric Sensor
- Through-beam Photoelectric Sensor
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Strict Production Process
Engineers develop optimized electronic circuits and structural designs based on real application needs.
High-quality components and materials are carefully selected from trusted suppliers to ensure long-term reliability.
Automated SMT and precision soldering technologies are used to build stable and high-performance circuit boards.
Sensor elements or connector terminals are assembled with the PCB and housing to ensure accurate operation and strong mechanical stability.
Each product undergoes strict calibration and functional testing to guarantee accuracy and stable performance.
Every unit is carefully inspected, labeled, and securely packaged to ensure it arrives safely and performs reliably for your applications.
Strict Production Process of Yafeite







