ELCO Lighting LET-60-277 60W No Min Load 12V AC Electronic Transformer, Voltage 277V InputELCO Lighting LET 60 277 LET 60 277 Product Description ELCO Lighting 60W No Min Load 12V AC Electronic Transformer, Voltage 277V Input Features: Electronic Low Voltage (ELV) Dimmable (120V only)12V AC Output60WFor remote installationDaisy chain up to 6 Oak Fixtures on one transformerDimensions: 5 1 8" L x 1 3 8" W x 1" H Specifications: Wattage 60WVoltage 120V or 277V About Elco Lighting: Founded in 1991 by its president, Steve Cohen, ELCO Lighting