Certifications and Standards

Confused about what standards apply to IR windows? Not surprisingly, so are a lot of folks. Below is a quick list of some of the standards we get the most questions about. Please contact us directly if you wish to discuss these or other standards in more depth.

• UL 50V – Standard for Infrared “Viewports”
• IEEE C37.20.2 (A.3.6) Impact and Load Standard
• UL746C – Impact and Flame Resistance Standard
• UL508, 508A – Industrial Control Panels Standard
• IP65 / NEMA 4X – Ingress Protection Standards
• Lloyd’s Register Type Approval
• NFPA 70E
• Arc Resistance Standards