The R3000h, R3000h-International, and R3000h-NA models ship with a non-detachable input power cord (the R3000h model only ships with a detachable input power cord); a 12-foot UPS/computer interface cable, Compaq part number 295245-004; two 10-amp, 6-foot, IEC to IEC power cords, Compaq part number 142263-001; two 8-foot IEC to IEC power cords, Compaq part number 142263-002; and two 10-foot IEC to IEC power cords, Compaq part number 142263-003, for load equipment power. ---- CAUTION: To avoid damaging the equipment, do not use the communications cables (part numbers 142260-001 and 142260-002) supplied with earlier UPS models. The UPS/computer interface cable is required to carry power and is wired differently than earlier communications cables.