This Asus PA-1900-24 Power Supply is guaranteed to work with your laptop when you see your adapter’s OEM part number or laptop model number in our compatible list. The list might be incomplete because it is difficult to collect all information at one time. If you are not sure of your choice, please type the part number and model number as special comment in our shipping form at the time of checkout. We will ship you the correct adapter based on your input.Sure, we guarantee our replacement Asus PA-1900-24 Laptop Ac Adapter work with your laptop or netbook if your adapter part number or laptop model number is included in our compatible list. Our adapter has +/- 1 voltage allowance.This Asus PA-1900-24 Power Supply is specifically designed for Asus PA-1900-24 laptop computer. Come with AU Asus PA-1900-24 Power Cord unlike other sellers. We offer a complete line of best Asus power adapters for almost all notebook computer models, our Asus PA-1900-24 adapters are guaranteed to meet or even exceed the original manufacturers specifications.Welcome to replacement laptop AC power adapters online store.Replacement Asus Laptop AC Adapters and Power Supply for Notebook Computers.Replacement laptop AC adapter is guaranteed to meet or exceed original Asus laptop AC adapter.Full 2 hours burning test; 3 times quality check and 2 times drop test by QC before package.Warranty and Guarantee: 1 year warranty, 60 days money back.