... and Server, just like apc home UPS, no need to change, low cost Rectifier Moduletheory for the UPS replacement by 240V DC system ... voltage input range (4) rectifiers being hot-pluggable, convenient for online maintenance (6) with the patent switching technology, the ... modules and components could be customized accordingly. New generation of apc home UPS power system - 240V DC system, low cost, high ...