Product Details : The Transformer used in the power supply unit is manufactured as per the UL norms. The transformer will be potted/sealed in an enclosure using Epoxy (a mixture of Resin Hardener) which ensures high reliability and efficiency. The enclosure is made up of Prime Stainless Steel material SS 304 grade (also carbon steel with powder coated enclosure can be provided on request ) Block Terminals will provide the easiest way for the customer to connect the secondary tappings. Photocell and timer connected as per the customer's needs. A circuit breaker of 25A is provided for circuit protection. Technical Details Wattage - 300w Frequency - 50/60 Hz Pry. voltage - 120V /277V Sec... voltages As per customer requirements Insulation class F, H Max. regulation 10% Dielectric 2000v, primary to secondary for 1 second. Dielectric 2000v, all windings to lamination for 1 second.