Proximity sensors are devices that detect the presence or absence of nearby objects without requiring physical contact, making them useful in a wide range of environments and applications. They can operate quickly, reliably and with minimal wear.
In today’s automation trend, these sensors play an especially important role because they help detect position, movement and objects in real time. This supports smarter control systems, improves efficiency, reduces human error and enhances workplace and home safety.
In China, proximity sensors that can be sourced are based on infrared, electromagnetic-wave, ultrasonic, inductive and capacitive technologies, with inductive types commonly adopted in consumer electronics and smart home devices. Other sensors target applications in industrial automation and medical equipment.
Typical specifications are a rated voltage of 10 to 30V and a rated current of less than 30mA, with output method of NPN or PNP. Water-resistant versions are available, usually with a rating over IP65.
These sensors are made using sensing components, signal processors, transistors, relays and shells sourced from domestic or foreign providers depending on customers’ preferences. They are UL-listed, CE-marked and RoHS-compliant.
The cost of these manufacturing inputs has not fluctuated significantly in recent months, ensuring stable component pricing. This trend is expected until end-2026.
Inductive proximity sensor, 8mm range
Company: Efandy Industrial Ltd
This inductive proximity sensor from Efandy, model M18-Flush-Mounted, has a sensing range of 8mm, low-temperature resistance of -40 C and high-temperature resistance of 120 C. Available rated voltage levels are 12, 18 and 30V.
MOQ: 5 units
Lead time: 5 days
Inductive proximity sensor, 25mm range
Company: Efandy Industrial Ltd
Efandy’s model M30-Flush-Mounted is an inductive proximity sensor with 25mm sensing range, and -40 C low-temperature and 120 C high-temperature resistance.
MOQ: 5 units
Lead time: 5 days
Inductive proximity sensor, 4mm range
Company: Efandy Industrial Ltd
The M08-Non-Flush-Mounted inductive proximity sensor from Efandy has a sensing range of 4mm, low-temperature resistance of -40 C and high-temperature resistance of 120 C. Based on rated voltage, there are 12, 18 and 30V variants.
MOQ: 5 units
Lead time: 5 days
10 to 30VDC proximity sensor
Company: Foshan Chengwei Industrial Automation Co. Ltd
From Foshan Chengwei, the M6 is a proximity sensor with a supply voltage of 10 to 30VDC and output method of NPN or PNP. This 6x30mm component is CE-marked and RoHS-compliant.
MOQ: Negotiable
Lead time: 7 days
Proximity sensor, 5, 8, 12, 16 or 20mm range
Company: Foshan Chengwei Industrial Automation Co. Ltd
The M18 proximity sensor from Foshan Chengwei is available in variants with a sensing distance of 5, 8, 12, 16 or 20mm and output method of NPN, PNP, NO, NC or NO+NC. It has 10 to 30VDC operating voltage and -25 to 70 C operating temperature. This IP67-rated component measures 18x55mm.
MOQ: Negotiable
Lead time: 7 days
Proximity sensor, 1, 2 or 3mm range
Company: Foshan Chengwei Industrial Automation Co. Ltd
Foshan Chengwei offers this proximity sensor, model M12, with an IP67 rating. Variants with a sensing distance of 1, 2 or 3mm are available. These have an operating voltage of 10 to 30VDC and an operating temperature of -25 to 70 C.
MOQ: Negotiable
Lead time: 7 days
