Philips Lighting Hadco® Transformer has secondary voltage rating of 12/13/14/15-Volts. Transformer with frequency rating of 50/60-Hz, has power rating of 300-Watts. This wall mountable transformer in dark gray/polyester powder-coated finish, features steel enclosure. It measures 6-3/8-Inch x 5-5/8-Inch x 11-3/8-Inch. Transformer comes with weather-proof compartment for plug-in time clock and photo cell. This insulation type transformer ensures safe operation. It features 1/2-Inch knockout on one side for hardwiring or accessory mounting. Euro-board terminal block of this transformer provides easy low-voltage cable attachment. Transformer is ETL/cETL listed and meets ISO standards.