We supply replacement power adapters and Car adaptors for all brands of laptop,we have listed them below. Please click on your required brand or manufacturer .We have listed as many part numbers as we have, please be aware this list continues to grow. AC Adapters have many different properties , the ends are different, barrel, reverse barrel , square, 4pin(SEE 4 PIN SECTION BELOW), 3pin Also in voltage, amps and watts,15, 19, 20, 24 volt and 2 ,3.16 , 6amp, 7.9A,8AMP we will make sure you receive the correct ac adaptor for you laptop. Please call us if you have any questions or would like to order from the list. This list always grows so if you do not see an adaptor , please call us .