USS-VDP-5487 Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: USS-VDP-5487 MANUFACTURER: US Security Supply, Inc. Product Details PS914-2RS Von Duprin- Base Power Supply, 4a High Inrush, 12/24vdc Field Selectable, Ps873 Replacement w/ 2 Zone Option Board Product Details Back Product DetailsPS914-2RS Von Duprin- Base Power Supply, 4a High Inrush, 12/24vdc Field Selectable, Ps873 Replacement w/ 2 Zone Option Board