Photoelectric Sensor
Pepperl+Fuchs offers a wide range of standard photoelectric sensors and measurement technologies. Our product portfolio includes through-beam, diffuse reflective, and high-precision distance sensors in various designs—ensuring maximum flexibility for users.
Rotary Encoder
Pepperl+Fuchs rotary encoders are widely used in mechanical and plant engineering, material handling, and renewable energy sectors. Whether for heavy-duty equipment, offshore platforms, or hazardous areas, we provide incremental or absolute rotary encoders tailored to your specific application needs.
Proximity Sensor
As the inventor of proximity sensors, Pepperl+Fuchs continues to advance its contactless, wear-free technology. Explore our full portfolio of inductive, capacitive, and magnetic sensors to find the perfect sensor solution for your specific application.
Recommended Products
As one of the leading companies in industrial sensor technology and explosion protection, Pepperl+Fuchs has been a pioneer in forward-thinking automation for over 80 years.

Capacitive Sensor
Operating Principle: Capacitive Coupling | Operating Voltage: 10-30 V DC
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Ultrasonic Sensor
Detection Range: 80~2000mm (Standard Target Board 100×100mm) | Operating Voltage: 10~30V DC (Reverse Polarity Protection)
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Inductive Sensors
Rated sensing distance (sn): 2mm (flush-mounted / shielded) | Operating voltage: 5~25V DC (powered via safety barrier / isolator)
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Featured popular products to meet your diverse needs

Capacitive Sensor
- Full-material detection capability
- Ultra-thin, flat design saves installation space
- Flexible installation options
About Pepperl+Fuchs
Pepperl+Fuchs was founded in 1945 by Walter Pepperl and Ludwig Fox as a radio repair shop. By 1948, the company had expanded into other electronics manufacturing, leading to the launch of its first proximity switch in 1958 and the introduction of the first transistor amplifier with intrinsic safety circuits.
From our humble beginnings, we have grown into a leading manufacturer of sensor technologies and intrinsic safety explosion-proof equipment. Today, we are committed to driving the digital transformation of processes and applications across the automation industry.


Key Advantages
Over 70 years of sensing and explosion-proof technology expertise. Your trusted global partner for industrial automation.
R&D
Holds thousands of global patents; continuously innovating in both factory automation and explosion-proof process automation.
Quality Assurance
End-to-end standardized production control with global quality and explosion-proof certifications including ISO9001, CE, ATEX, and IECEx.
After-Sales Service
Global network of over 80 subsidiaries with technical service centers across China, offering 7×24 hour engineering support for selection guidance, on-site commissioning, and troubleshooting.
Industry Experience
Nearly 80 years of expertise in industrial automation, serving global industries including petrochemicals, automotive manufacturing, aerospace, heavy machinery, and smart logistics for over 10,000 large and medium-sized enterprises.
News
Stay ahead of industry trends and discover the latest technologies

The company has successfully obtained ISO9001 quality management system certification.
Beijing Longhai Tonggong Electric Co., Ltd. successfully passed the assessment by China Certification Center for Quality Management Systems (CCCS) and obtained its GB/T 19001-2016/ISO 9001:2015 quality management system certification, confirming that its quality management system meets international standardization requirements.
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Ident-Ex® 02: The world's first portable scanner for Zones 1/21 and Division 1 areas
Ergonomic, lightweight pocket scanner
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Company rated as AAA Credit Enterprise
Beijing Longhai Tonggong Electric successfully passed third-party comprehensive credit assessment, earning AAA-rated enterprise status and receiving multiple credit certifications including "Heavy Contract Adherence," "Trustworthy Supplier," and others.
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Global IEC Explosion-Proof Experts Gather at Pepperl+Fuchs in Mannheim
Global explosion protection experts will convene for their annual spring meeting in Mannheim this year.
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Join us at 2026 Electronica Munich
2026 3, 25–27: productronica China 2026 is about to open in Shanghai.
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