Patents as Our Spear, Certification as Our Shield
DELCO Valve Co., Ltd holds international certifications including ISO 9001:2015, CE, SGS, RoHS, TÜV and FDA, together with more than 30 patents. Our patents drive innovation; our certifications protect every customer who installs a DELCO valve.
We believe lasting global trust is built on technology you can see and verify. Every certificate and report on this page is issued to DELCO or to DELCO products by recognised certification bodies and laboratories.
















