HQRP AC Adapter for Western Digital WD Sentinel DX4000 WDBLGT0040KBK WDBLGT0060KBK WDBLGT0080KBK WDBLGT0120KBK WDBLGT0160KBK 4TB 6TB 8TB 12TB 16TB Small Business Storage Server Power Supply + Coaster HQRP&reg; AC Adapter with Power Cord (length 6 feet / 1.8 meters) plus HQRP&reg; Coaster; Input voltage: 100-240V ~ 1.2A - 0.6A 50 - 60Hz; Output voltage: 19v ~ 6.3A 120W; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise. 200 days warranty!