Overview Reviews Product Description Functional Devices - 500 VA Power Supply, Five 100 VA Class 2 Outputs, 480/277/240/120 Vac to 24 Vac, Metal Enclosure Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Functional Devices Functional Devices PSH500A Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments