This is a Supermicro power cord, part number CBL-PWCD-0249-IS, designed for use in China.
It complies with GB15934-2008 standards and features an IEC 60320 C13 connector. The cord is 1.8 meters long with a 1.0mm² wire gauge and is RoHS/RE compliant.
CBL-PWCD-0249-IS - Supermicro SUPER MICRO, PWCD, CHINA, GB15934-2008 TO IEC60320 C13, 1.8M, 1.0MM2, ROHS/RE