UpBright NEW 4-Pin DIN AC/DC Adapter Replacement For LACIE ACLG-51 710200 ACU057A-0512 GP-ACU057A-0512 ACLG51 ACU057A0512 Hard Disk Drive HDD HD 5V 4.2A 21W + 12V 3A 36W 57W Power Supply Charger 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 4-Pin DIN AC / DC Adapter Replacement For LACIE ACLG-51 710200 ACU057A-0512 GP-ACU057A-0512 ACLG51 ACU057A0512 Hard Disk Drive HDD HD 5V 4.2A 21W + 12V 3A 36W 57W Power Supply Cord Cable PS Battery Charger Mains PSU (Note: This is Regular Big 4-Pin Connector. NOT Mini 4-Pin. Please Check For Compatibility With Your Unit. Thanks.)