IEC 320 C20 to IEC 320 Down Angle C19 Power Cord, Cable: 12 FT H05VV-F 1.5MMSQx3C This cable is used to connect Servers to power distribution units (PDUs). It has a straight C20 inlet and a down angle C19 connector. It is essential to have the right length power cord in your data center. It maximizes organization and efficiency while preventing interference.