We provide this Finch 31 Single Phase Online UPS with maintenance bypass and optional N+X parallel redundancy. Reckoned for optimized battery performance, this UPS comes with three-stage extendable charging design. The provided UPS comes in three phase with operating temperature of 0 ~ 40°C and frequency converter mode of 50 Hz/60 Hz. Customers prefer this UPS owing to its emergency power off function, battery adjustable numbers and programmable power management outlets. Designed with phase auto adapt function, this UPS offers active power factor correction in almost every phase. It is featured with AC, battery and bypass modes as well as fault indicators. Available in standard lengths, widths and heights, this Finch 31 Single Phase Online UPS is designed with LCD display to show load and battery level.