Square D™ Buck and Boost Transformer, Dry, 120/240 VAC Primary, 12/24 VAC Secondary, 1.5 kVA Power, 60 Hz Frequency, 1 ph, Wall Mounting, 180 deg C Insulation, NEMA 3R/IP54 Enclosure, 115 deg C, Steel Housing Material, 8.25 in H x 8.68 in W x 6.56 in D Dimensions