ThinkSystem SD650 V2 1800W (230V) v2 Platinum Hot-Swap Power Supply Artesyn
This option kit comes with the following component.
1 One ThinkSystem 1800W (230V) v2 Platinum hot-swap power supply Artesyn
See http://thinksystem.lenovofiles.com/help/topic/SD650V2/install_server_hardware_options.html for more information to install the option kit.