The 40 Amp single phase Buck-Boost transformer design for use to supply 12/24 Volt secondaries with 120/24 Volt primary. The 1.0kVA transformer produces 60Hz or 1000 watts (40 Amps) of power at 24 volts. The transformer has a lead wire termination, knock outs and keyhole mounting holes for easy installation and has a Nema 3R enclosure suitable for indoor/outdoor use. The transformer is UL listed and CSA approved. The transformers dimensions are 11 1/2 inches by 5 1/8 inches by 4 3/4 inches.