Adapt your C7 figure 8 power cord to a C14 plug.
C8 to C13 Plug Adapter: IEC C8 two prong plug to IEC C13 three prong receptacle plug adapter. Rated up to 10A 125V. Rugged molded construction.
CAUTION: This plug adapter does NOT transform voltage or current. Verify that your device can safely operate at the voltage supplied by the source before connecting. Assure voltage and current are less than or equal to the rating listed on the adapter. Voltage mismatch can cause damage to your device or even bodily harm.