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Precision Pressure & Temperature Sensing Solutions

Hefei WNK Smart Technology Co., Ltd. delivers high-performance sensors and transmitters for industrial automation, IoT, HVAC, water systems, and more. Trusted globally since 2004.

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About WNK Smart Technology

Founded in 2004, Hefei WNK Smart Technology Co., Ltd. is a professional manufacturer specializing in the research, development, production, and sales of sensors and transmitters. With a modern workshop spanning 3,592 m², we serve industries worldwide with reliable and innovative sensing solutions.

Our core product lines include pressure sensors, pressure transmitters, temperature transmitters, level sensors, and other field measurement instruments. We combine precision engineering with rigorous quality control to meet the demands of industrial, commercial, and smart technology applications.

2004
Founded
3,592m²
Workshop
100+
Global Clients
WNK Factory

Our Products

High-precision sensors and transmitters engineered for reliability, durability, and seamless integration across diverse industrial environments.

Automotive Air Conditioning Pressure Sensor

Automotive AC Pressure Sensor

High-accuracy sensor for automotive air conditioning systems.

  • • OEM Auto Parts
  • • Robust design
  • • Stable output
Sanitary Pressure Transmitter

Sanitary Flush Diaphragm Transmitter

Food-grade hygienic pressure transmitter with 4-20mA output.

  • • 4-20mA Output
  • • Food & Pharma Compliant
  • • Flush Diaphragm
Brass Water Pressure Sensor

Low-Cost Brass Water Pressure Sensor

Economical solution for industrial air and gas monitoring.

  • • 0.5-4.5V Output
  • • Brass Construction
  • • Cost-Effective
Double Flange Level Transmitter

Double Flange Differential Level Transmitter

Smart transmitter for accurate level measurement.

  • • Differential Pressure
  • • Double Flange Mount
  • • High Accuracy
Water Pressure Sensor

4-20mA Water Pressure Sensor

Reliable sensor for water pressure monitoring.

  • • 4-20mA or 0.5-4.5V
  • • Stainless Steel
  • • IP68 Rated
Submersible Level Sensor

Submersible Level Sensors

Durable sensors for liquid level detection in tanks and wells.

  • • Submersible Design
  • • Corrosion Resistant
  • • Long Cable Options
Temperature Transmitter

PT100 Temperature Transmitter

Industrial-grade transmitter with thermowell for accurate temperature monitoring.

  • • 4-20mA Output
  • • PT100 Sensor
  • • With Thermowell
IOT Pressure Sensor

Micro IOT Pressure Sensor

OEM customizable IoT sensor with I2C and 4-20mA output.

  • • I2C / 4-20mA
  • • Compact Size
  • • OEM Customization
HVAC Pressure Sensor

HVAC Pressure Sensor 0-10V

Designed for air compressors and HVAC systems.

  • • 0-10V Output
  • • For Air Compressors
  • • Stable Performance
Explosion Proof Transmitter

Explosion Proof Pressure Transmitter

Safe for hazardous environments with HART communication.

  • • 4-20mA + HART
  • • Explosion Proof
  • • Industrial Safety
Digital Air Pressure Sensor

HVAC Differential Digital Air Sensor

Digital sensor for precise air pressure differential measurement.

  • • Digital Output
  • • Differential Measurement
  • • HVAC Optimized
Pressure Switch

Pressure & Temperature Switches

Reliable switching solutions for industrial control systems.

  • • Adjustable Setpoints
  • • High Reliability
  • • Multiple Ranges

Industries We Serve

WNK sensors are trusted across a wide range of sectors for their durability, accuracy, and performance.

🌐

IoT & Smart Systems

💧

Smart Water & Fire

🌡️

HVAC & Air Compressors

⛽

Oil, Gas & Chemicals

🚗

Automotive

🏭

Hydraulics & Industry

🥛

Food & Beverage

💊

Pharmaceuticals

📊

Process Automation

🔧

OEM & Customization

Why Choose WNK?

  • ✓

    20+ Years of Expertise

    Founded in 2004, we bring decades of R&D and manufacturing experience.

  • ✓

    Global Compliance

    Products meet international standards for safety, hygiene, and performance.

  • ✓

    OEM & Customization

    Tailored solutions for unique industrial requirements and integration needs.

  • ✓

    Reliable Support

    Dedicated technical team and responsive customer service.

99.9%
Uptime Reliability
100+
Global Clients
3,592m²
Production Area
10+
Product Lines

Frequently Asked Questions

What types of pressure sensors does WNK manufacture?

WNK produces a wide range including water, air, hydraulic, submersible, sanitary, and IoT-enabled pressure sensors, as well as transmitters and switches.

Can WNK provide custom sensor solutions?

Yes, we offer OEM customization for output signals, materials, dimensions, and communication protocols like I2C and HART.

Are WNK sensors suitable for food and pharmaceutical applications?

Absolutely. Our sanitary flush diaphragm transmitters are designed specifically for hygienic environments in food, beverage, and pharma industries.

What is the output range of your standard pressure sensors?

Common outputs include 4-20mA, 0.5-4.5V, and 0-10V. Custom outputs are available upon request.

Where is WNK located?

Our headquarters and manufacturing facility is located in Hefei, China, in the High-Tech Zone.

Get in Touch

For inquiries, technical support, or custom solutions, visit our official website to connect with our team.

Office

+86 551 6536 9660

Mobile

+86 181 5654 5248

Email

[email protected]

Address

5F, Bldg 2A, Mingzhu Industrial Park, 106 ChuangXin Ave, High-Tech Zone, Hefei 230022, China

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