UpBright 4-Pin AC/DC Adapter Compatible for Meridian Sooloos Twinstore System Storage Network Server Model DPS-150NB C DPS150NBC P/N 74-12121501 7412121501 Switching Power Supply Battery Charger PSU

Low interference and noise Advanced technology and high quality High efficiency and reliability 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. Tips: Rechargeable batteries don't last forever, the average battery last 1 to 3 years. If the battery is old/dead, it will not accept a charge. But not charger's problem. If you're not sure whether battery or charger is dead or not. You must have a volt meter in order to tell whether or not a charger is working.You may also like UPBRIGHT Original OEM 19.5V 11.8A 230W Dell Alienware M17x-R1 Area-51 M17x Power Supply M17xR1 AC Adapter Charger DC Power Supply Cord (Note: This is Barrel plug tip , NOT 4-Pin tip. ).