The High Voltage, Inc. PTS-300(F) 300kVdc @ 5 mA high voltage test set is designed as a two piece system with a small, portable controller (a bench top version is available) and a single piece high voltage section housed in a fiberglass cylinder with a spinning output. Like all HVI products, the PTS-300 is designed to be rugged and reliable. HVI produces DC hipots from 37.5 kV to 600 kV, as well as many other types of HV test sets.