The parts for this Asus Q400 or R404 laptop battery are no longer available.
It is possible however to rebuild your current Asus Q400 or R404 battery pack and replace the worn out lithium cells with brand new lithium -ion battery cells.
In the rebuilding process, we will remove the old worn-out and replace them with brand new lithium cells using the highest quality Panasonic cells. The computer chip set & electronics inside the battery pack as well as your existing battery cartridge will be reused. You will receive your original battery pack back with brand new cells inside.
The battery pack will be tested and even fully charged when shipped back to you. It will carry a full 1 year warranty.
The replacement is 100% compatible with the original battery specifications. This battery is rated at 11.1 Volts and 5200 mAh capacity.
To order this rebuilt battery pack, add this item to your shopping cart and finish the purchase process.
Once the battery is purchased you will receive a email confirmation of your order.
Then include a copy of your order number with your battery as you ship it to us. You are responsible for the shipping costs to us. We will pay for the shipping costs to return it to you.
It takes us about 2 weeks to rebuild your battery pack. You can estimate about a week in shipping time from you and then from us. Your laptop will work without a battery as long as it is plugged into the wall.
The battery can be shipped to:
Laptop Battery Express
38788 Arbor Ct
Grafton, OH 44044
Attn: Rebuild Dept
You can expect about 3-5 hours of run time with this computer battery when new, depending on your energy use.
Like all Li-ion primary batteries, your run time will decline over time.
This battery replaces the Asus Q400 R404 family of laptops.. The battery part number printed on the battery label is so tiny, you will need a magnifying glass to see the battery part number. If your model matches the listing of Asus machines at the extreme bottom of this web site, this is the correct battery for your Asus computer.
You can extend the life of your ASUS Q400 R404 laptop battery significantly through the proper care and handling of your battery.
You can extend your battery run time by minimizing the power drain on your battery. A 6 cell battery will run approximately 2-5 hours when the
battery is new. Even longer times can be achieved by minimizing the power consumption of your laptop. Here are the top ways to reduce your power consumption.