PA-2251-2AB 250W Power Supply compatibility PSU For Acer 6Pin 250W Power Supply compatible with Acer Veriton X4270 N4288 E450 D650 X2660G X4660G. PA-2251-2 Switching Power Supply Replaceable Part Number DC.2501B.001. Input & Output PSU For Veriton E450 D650 6Pin 250W Switching Power Supply AC Input: 100-127/220-240V4/2A 50/60Hz; DC Output: 12V-/15A MAX; MAX Output Power 250W. Connectors: 6-Pin + 4-Pin total 2 Connector. What you Get 1X PA-2251-2AB Acer Power Supply. Every 6Pin 250W Power Supply compatible with Acer Veriton has passed strict quality inspection before leaving the factory. PLEASE feel free to contttact customer ser-vice whether you have any problem. We offer an exchange return service and be online 7/24.