DC-DC/PFC Module for 72V-96V,the new type onlineups. use for emerson US11T+,VontronicPower type. DC/DC & AC/PFC This module is most critical part of any high frequency online ups which can control the mosfets in reliable manner. We offer very high quality, fully tested DC-DC modules.can use for emerson , VontronicPower type DC/PFC Driver for 1~3kva