Overview Reviews Product Description Functional Devices - Single 40 VA Power Supply, 120 Vac to 24 Vac, UL Class 2, Secondary Wires, 10 Amp Main Breaker, Metal Enclosure Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Functional Devices Functional Devices PSH40AWB10 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments