The Square D™ by Schneider Electric Type EL Industrial Control Transformers is a single phase 150VA transformer designed for 240VAC primary with a 120VAC secondary. (The unit also supports 230VAC to 115VAC and 220VAC to 110VAC.) It is compliant with UL and CSA standards verified by third party UL carrying the cUL, UL labels, and self certified to the EN standards carrying a CE mark.