Four active UL files. All public. All verifiable.
Don't take our word for it: every file number below can be searched on UL Product iQ (iq.ulprospector.com), UL's official certification database. Certificates of Compliance are downloadable here for your submittal packages.
Liquid-Filled Distribution Transformers (Pad-Mounted)
Three-phase liquid-immersed pad-mounted transformers, 45–4,000 kVA, high voltage up to 24.94 kV class. Evaluated to IEEE C57.12.00 and IEEE C57.12.28; Canadian certification to CSA C227.4.
Dry-Type Power & General-Purpose Transformers (UL 1561)
Three-phase dry-type general-purpose transformers, SG series. Carries both UL Listed and UL Recognized Component coverage; Canadian certification to CSA C22.2 No. 47.
Medium-Voltage Dry-Type Distribution Transformers (UL 1562)
Dry-type distribution transformers over 600 V, SGLB series, 30–3,000 kVA, primary 3.5–6.9 kV, secondary 100 V–1.5 kV. Canadian certification to CSA C22.2 No. 47.
UL-Recognized Insulation Systems
Transformer insulation systems recognized by UL, the material-level certification underlying the dry-type transformer lines.
Certifications are held by our manufacturing partner and cover the products Rionex Energy distributes in the United States and Canada. To verify: search the file number at iq.ulprospector.com.
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