Unit was in working order when removed from service. Powers on in used condition. See photos. The Piezotronics PCB ICP 482A is an adjustable power supply unit designed to provide a maximum voltage output of 22 volts. It is specifically built as an ICP power supply with an input voltage of 115 volts AC. This unit is ideal for use in a variety of industrial and testing applications, offering a stable and reliable power source for precise measurements and inspections. With a reputation for quality and durability, the Piezotronics PCB ICP 482A is a versatile and dependable tool for professional settings.