UpBright 12V 3A 36W AC/DC Adapter For WD Western Digital Hard Drive My Book World Edition II (White Lights) WDH2NC20000 WDH2NC40000 WD20000H2NC WD40000H2NC WDH2NC20000N WDH2NC40000N WDH2NC20000E PSU World Wide Input Voltage 100-240VAC 50/60Hz. OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright NEW Global Replacement 12V 3A 36W AC / DC Adapter Replacement For Western Digital External Hard Drives My Book World Edition II (White Lights): WDH2NC20000 WDH2NC40000 WD20000H2NC WD40000H2NC WDH2NC20000N WDH2NC40000N WDH2NC20000E WDH2NC40000E WDH2NC20000A WDH2NC40000A WDH2NC20000S WDH2NC40000S WDH2NC20000J WDH2NC40000J WDH2NC20000K WDH2NC40000K 100% Compatible Part #: DA-36G12 AC, DA-36J12 AC, DA-42J12 AC, DA-48M12 AC, S040EM1200300, WD Part#: WDPS033RNN, WDPS039RNN. DC12V 3000mA PSU 100% Compatible Part #: DA-36G12 AC, DA-36J12 AC, DA-42J12 AC, DA-48M12 AC, S040EM1200300, WD Part#: WDPS033RNN, WDPS039RNN. DC12V 3000mA 12VDC 3.0A 12.0V Switching Power Supply Cord Cable PS Battery Charger Mains PSU