Downloads · Guide · FAQ
Resources
Product catalog, CE-EMC information and practical guidance for selecting the right NOx sensor.
NOx sensor technology & selection guide
How NOx sensors work, how to identify yours, and what to send us for a correct match.
Frequently asked questions
+Is NOXIA a manufacturer?
Yes. Huizhou Noxia Technology Co., Ltd manufactures NOx sensors in Huizhou, Guangdong. Our workflow covers chip selection, SMT, final assembly and testing. NOXIA is a BG (Best Growth) subsidiary.
+Are NOXIA sensors original-equipment parts?
NOXIA manufactures aftermarket replacement sensors. OE and Continental-type numbers support reference matching and identification.
+Which certifications do you hold?
NOXIA holds a voluntary CE-EMC attestation (ZKT-24122719706C) covering the models named in it, tested to EMC Directive 2014/30/EU standards. The document is available on our Quality & Testing page.
+How do I know whether I need 12V or 24V?
Match the OE number and sensor supply voltage. Send the OE number or a label photo if you need help confirming 12V or 24V.
+Which markets do you export to?
We serve customers in Europe, the United Kingdom, North America, South America, Australia, New Zealand and Southeast Asia.
+My number is not in your list. Can you still help?
Send the OE number and a clear label photo. Our team will review the application and confirm matching options and availability.
+How do I request a quote?
Add references and quantities to the inquiry basket, then open the prepared inquiry in your email or WhatsApp app to review and send.