If the model of your Sony Vaio laptop computer is PCG-3841 and you need to replace the laptop battery on your device, USB Phone World has the appropriate replacement battery in stock. Your laptop would use a Sony B-728 – BPT18 battery and these six-cell lithium ion replacement batteries are reasonably priced at USB Phone World. If you have a Sony Vaio laptop and you are not sure about what battery to buy, simply enter your laptop model number into the search field at USB Phone World to be taken to a page with the most compatible battery for your device. These silver replacement batteries are new and the latest lithium ion technology has been used to produce a replacement battery that is 11.1V and has a capacity of 5200mAh/49Wh. These six-cell batteries are guaranteed to meet or exceed OEM specifications and are 100 percent OEM compatible. In addition to their low price, these batteries include a 12-month warranty and customers can purchase a three-year warranty on these cells at a low price. If you need to replace the original laptop AC adapter, USB Phone World also carries Sony laptop chargers at great prices.
In addition to high-quality products offered at substantial savings over retail prices, USB Phone World prides itself in providing extremely good customer service. If you need additional clarification on battery compatibility to your system, please contact us and a friendly representative will assist you. If you need your product fast, we ship fast, with many items shipped the same business day as when the order was received. All of these factors have made USB Phone World a leading site for purchasing batteries and chargers for a large assortment of laptop computers.