This is an APC Symmetra PX Power Module rated 10/16kW, 400V. This 16kW high efficiency power module is used in the Symmetra PX160kW & PX48kW (both available separately). This power module is backward compatible with the SYPM10KH module and will autodetect to deliver only 10kW of power protection if installed in a PX80kW, 40kW or 20kW all-in-one (previously mentioned UPS's available separately).