Savvy online consumers can get a quality Sony VGN battery at a low price from us. Each Sony Vaio VGN laptop battery we stock is brand new and an OEM equivalent battery. What is an OEM equivalent? OEM equivalent means that the laptop battery is not an original Sony branded battery but matches its specifications. Our batteries are made with lithium cells from brands such as Sanyo, Panasonic, Samsung and Sony. The result is a branded laptop battery that contains name brand components and performs as good as and often better than OEM Sony laptop batteries. The Sony notebook battery replacements we sell are high quality and fit, look and perform just like the original manufacturers equipment. If you need a Sony laptop battery for your Vaio VGN laptop we can help.