This is a 1-foot, 10 Amp black IEC320 C14 to IEC320 C13 PDU power cord. It's designed for connecting equipment with a C13 inlet to a power distribution unit (PDU) or other power source with a C14 outlet.
This short cord is ideal for applications where space is limited or to minimize cable clutter within server racks or other tight spaces.
C13C14-1-10A - Ccx IEC320 C14 to IEC320 C13 PDU Power Cord 10 Amp Black 1Ft