Headquartered in Taiwan and with three TS-16949 certified manufacturing facilities, CERADEX is one of the few oxygen sensor manufacturers in the world that develop and produce the ceramic elements for its sensors.
Starting with the research to formulize the zirconium, our core ceramic element is developed in house for both thimble and planar type structure, using both press forming and multi-layer process.
And with over 25 years in manufacturing oxygen sensors, selling to more than 50 countries worldwide, CERADEX has positioned itself as a trustworthy and technologically advanced company that strives for continuous excellence.
Our passion is to develop great products, backed by stable production lots, while maintaining great service supports to cultivate relationships with our partners worldwide.

Range of Applications

  • CERADEX has by far the most complete application range and OEM cross referencing of any manufacturers based in Asia in the aftermarket sector
  • Experience in serving retailers, e-commerce, and WD's
  • Over 20,000+ direct OEM referencing, selling to more than 50 countries worldwide
  • Specification in both universal fit and OEM direct fit. Appropriate for both distribution and retailer / e-commerce sector
  • Available applications for American, European, Japanese, Korean, and Chinese car makes.

Advanced Technology

  • Thimble type structure in both heated and unheated
  • Planar type structure to ensure quicker start up time and switch time
  • High wattage type
  • Lean Air Fuel Ratio type that ensure higher sensitivity of sensor and save more mileage
  • 5 wired wideband duel cell type allowing all range lambda detection
  • 20 developing and none developing patents in Taiwan and China


UL certified

ISO 9001
UL certified


A member

Premium Quality

  • OEM and ODM supplier
  • 100% check of sensor function and seal leakage before shipment to ensure the highest quality requirement and stability
  • In house designed quality control equipment that are calibrated by SGS
  • Our sensor components as well as raw materials are sourced from OEM suppliers.
  • Patented know how of processing the core ceramic element to achieve excellent signal response.
  • 13 month warrantee

Value Added Services

  • 3 manufacturing facilities and 2 export points in both Taiwan and China to ensure the quickest delivery time
  • Shipment consolidation flexibility
  • Special Packaging, tailored instruction, private labeling, bar-code, leaflet, and product engraving in both emboss and
  • Laser imprint on product
  • 20 years of experience research and selling of oxygen sensor, our sales and technical teams are ready to support