OTOTEQ Sensors | Precision Automotive Sensing Technology

About OTOTEQ

OTOTEQ is a leading manufacturer in automotive sensing technology, specializing in Mass Air Flow Sensors, NOx Sensors, Oxygen Sensors, and CKP/CMP Sensors. Founded in 2003, we introduced our first domestically advanced Air Flow Sensor in 2005.

With over 10 years of innovation, OTOTEQ now offers more than 500 sensor models across three core product lines. Our mission is to deliver smart, reliable sensing solutions that enhance engine performance, emissions control, and vehicle safety.

Our products are exported globally to Europe, the Americas, the Middle East, and Asia, earning consistent praise for quality and durability in demanding automotive environments.

Our Hot Products

Explore our most popular automotive sensors, engineered for precision and compatibility across global vehicle platforms.

MR985187

High-accuracy Mass Air Flow Sensor for modern fuel injection systems.

MHK 100620

Robust NOx sensor with fast response time and long service life.

ME422096

Oxygen sensor optimized for efficient emission control and fuel economy.

MD357338

CKP sensor with precise crankshaft position detection for engine timing.

MD357335

CMP sensor for accurate camshaft position monitoring in DOHC engines.

MD357332

Wideband oxygen sensor for real-time air-fuel ratio control.

MD343605

Compact MAF sensor with digital output for enhanced engine management.

MD336501

High-temperature NOx sensor for diesel exhaust aftertreatment systems.

MD336482

Dual-cell oxygen sensor for improved catalytic converter efficiency.

MD336481

MAF sensor with contamination-resistant design for extended lifespan.

Why Choose OTOTEQ?

Reliability & Durability

Engineered for extreme conditions, our sensors deliver consistent performance over long service intervals.

Precision Engineering

Advanced calibration and testing ensure accurate data output for optimal engine control.

Global Compatibility

Over 500 models designed to meet OEM specifications across European, American, and Asian vehicles.

Frequently Asked Questions

What types of sensors does OTOTEQ manufacture?

OTOTEQ specializes in Mass Air Flow Sensors, NOx Sensors, Oxygen Sensors, and CKP/CMP Sensors for engine management systems.

Are OTOTEQ sensors compatible with OEM standards?

Yes, our sensors are engineered to meet or exceed original equipment manufacturer specifications for performance and fitment.

Where is OTOTEQ located?

Our headquarters and manufacturing facility is located in Wenzhou, Zhejiang Province, China.

How can I request a product catalog or sample?

Visit the official OTOTEQ website to access product documentation and submit an inquiry for samples or quotations.

Do you offer private labeling or OEM services?

Yes, OTOTEQ provides OEM and ODM services for partners seeking customized sensor solutions and branding.

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Precision Automotive Sensors for Modern Vehicles