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Certifications

Quality systems, product certification and proprietary IP — the foundation of our R&D and manufacturing strength

ISO 9001

Certified May 2024
Cert. No. 064-24-Q-1414-R0-S

UL 1434

Application submitted (in progress)
First in China for this DO-35 silicon PTC form factor

Proprietary IP

2 invention patents · 1 software copyright
Covering electrode plating and heat-treatment processes

UL 1434 milestones (acceptance / testing passed / certified) will be announced here and in industry media; certification is searchable on UL Product iQ.

Certificate copies and approval sheets are available on request.