Power Supply CHIEFTEC Polaris The Polaris series combines the high quality of CHIEFTEC, trusted worldwide, with an 80 PLUS Gold efficiency certification and fully modular power supplies, once again proving that the company keeps pace with the latest technologies. The power supplies in the Polaris series feature a unique technical design that integrates a half-bridge LLC converter with DC-DC technology, high power, high efficiency, and output power, as well as a compact size. The cable length of 650 mm allows these power supplies to be used in larger systems.