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Precision Sensors for Industry & IoT

China’s Trusted Manufacturer of Electronic Pressure Sensors, Level Transmitters, and Smart Automation Instruments Since 2004

2004
Founded
100+
Employees
4M+
Annual Sales (USD)
40%
Export Rate

Engineered for Reliability

Founded in 2004, Hefei WNK Smart Technology Co., Ltd is a high-tech enterprise specializing in the research, development, manufacturing, and sales of advanced sensors, transmitters, and automation instruments.

We are committed to delivering comprehensive fieldbus technical solutions and supporting factory informatization. Our product portfolio includes industrial IoT systems, iEOS cloud platforms, and a wide range of precision sensors for HVAC, water treatment, industrial automation, and sanitary applications.

  • OEM & ODM Customization Support
  • 1-Year Warranty on All Products
  • Global Export to 50+ Countries
  • ISO & CE Compliant Manufacturing
Factory Equipment Sensor Assembly Quality Testing Packaging

Our Product Range

Explore our comprehensive lineup of electronic pressure sensors, level transmitters, and smart industrial instruments designed for durability, accuracy, and seamless integration.

Food Grade 316 Pressure Sensor Top Seller

Food Grade 316 Pressure Sensor

For Coffee Machines | NPT1/4 | 5V Output

  • ✅ Media: Water, Oil, Gas, Refrigerant
  • ✅ Storage: -50℃ ~ 135℃
  • ✅ Sanitary Grade 316 Stainless Steel
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Ceramic Pressure Sensor

Ceramic Pressure Sensor

0.5-4.5V / 4-20mA | I2C Output

  • ✅ For Smart Fire Control Systems
  • ✅ High Stability Ceramic Element
  • ✅ Anti-Corrosion Design
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HVAC Brass Pressure Sensor

HVAC Brass Pressure Sensor

For Air Conditioning Systems

  • ✅ Compatible with R22, R410a, R134a
  • ✅ 4-20mA Output
  • ✅ Durable Brass Housing
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Submersible Level Sensor Best for Wells

Submersible Level Sensor

4-20mA / 0.5-4.5V | IP68

  • ✅ For Deep Wells & Tanks
  • ✅ Range: 0-200m
  • ✅ Waterproof & Corrosion Resistant
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Differential Pressure Transmitter

Micro Differential Pressure Transmitter

RS485 / 0-10V | HVAC Ventilation

  • ✅ Range: -100 to 100 kPa
  • ✅ Digital Output Options
  • ✅ For Air & Gas Monitoring
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High Temp Pressure Transmitter High Temp

High Temperature Pressure Transmitter

Up to 700bar | Absolute Pressure

  • ✅ Industrial Grade 316SS
  • ✅ For Sanitary Applications
  • ✅ Flush Diaphragm Design
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Water Pressure Sensor

Water Pressure Sensor Transducer

0-10bar | NPT 1/8 | 0.5-4.5V

  • ✅ For Air, Gas, and Water
  • ✅ Compact Design
  • ✅ High Accuracy
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Smart Temperature Transmitter

Smart Temperature Transmitter

Digital Output | Industrial Use

  • ✅ 4-20mA / RS485 Options
  • ✅ Wide Temperature Range
  • ✅ OEM/ODM Supported
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Why Choose WNK Sensors?

Engineered for performance, durability, and seamless integration in industrial environments.

Quality Guaranteed

ISO-certified manufacturing with rigorous quality control. All products come with a 1-year warranty and undergo extensive testing for reliability.

Custom Solutions

Full OEM and ODM support. We customize pressure ranges, outputs, materials, and housings to meet your exact application needs.

Global Reach

Trusted by clients in over 50 countries. Fast shipping, multilingual support, and compliance with international standards.

What Our Customers Say

“I purchased a pressure converter from this company. I have already bought it twice and it is a high-quality converter. I replaced the Russians with these. Good packaging is intact and undamaged. I recommend the seller to everyone.”

— S*Ag

“The product is good, a little more expensive than others, but the quality and durability justify the cost. Excellent after-sales support and fast delivery.”

— J*Me

Get in Touch

Ready to discuss your sensor needs? Contact us today for pricing, samples, or technical support.

Contact Information

  • Tel: 86-551-65369660
  • Fax: 86-551-65369655
  • Email: info@wnksensor.com
  • WhatsApp: 8618156545248

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Hefei WNK Smart Technology Co., Ltd | Founded in 2004 | China-Based Manufacturer

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