Class 2 Transformer, Input Voltage - Transformer 115V AC, Output Voltage - Transformer 24V AC, VA Rating - Transformer 40 VA, Protective Device None, Enclosure Style - Transformer Open, Mounting - Transformer Wall, Phase - Electrical 1, Hz - Electrical 50 Hz, 60 Hz, Primary Connection Screw Terminals, Secondary Connection Wire Leads, Temp. Rise Not Rated, Enclosure Finish Bare Steel, Enclosure Rating Not Rated