Transformer Family
Auto-Transformers
METH single-phase and three-phase auto-transformers for step-up, step-down, voltage matching, and motor soft-start applications where galvanic isolation is not required. UL-CSA listed up to 630 kVA with approved metal box. IP23 and IP44 enclosure variants.
UL E169331CSACEUL 5058
Series
Available Series

METHAuto-transformer
AT3TH-UL — Three-Phase Auto-Transformer (UL-CSA, Boxed)
3 — 500 kVA
3 — 500 kVA · UL-CSA · IP44 metal box
UL E169331 · UL 5058 · CSA

METHAuto-transformer
Single-Phase Auto-Transformer
Built to order
Step-up / step-down · variable kVA
IEC 61558 · CE

METHAuto-transformer
Auto-Transformer with IP23 Box
Indoor IP23 enclosure
Three-phase · IP23 ventilated enclosure
IEC 60529 · CE
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Contact us for pricing, lead times, and application engineering. Full certification documentation provided with every order.
