The form factor for these two plugs differ but functionally they are the same.Note
Figure 52: CAB-7513AC= (Japan, North America100 to120 VAC operation)
Figure 53: CAB- L520P - C19 -US= (North America)
Figure 54: CAB-C19-CBN= (PDU)
Figure 55: CAB-7513ACSA (South Africa)
Catalyst 6880-X Switch Hardware Installation Guide
OL-30827-02 89
Technical Specifications
3000 W Power Supply AC Power Cords