Does your battery life suffer? Replace your worn out Acer Aspire battery with a brand new replacement from Laptop Battery Express. Our Aspire batteries use the highest quality lithium-ion cells and components that charge faster and last longer. This laptop battery replacement is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.

This Acer Aspire replacement battery is compatible with the Acer Aspire V3, PEW71, 4551, 4551G, 4741, 4741G, 4741Z, 4771, 4771G, 4771Z, 5741, 5741G, 5741Z 7741 7741Z 7750 and Acer TravelMate 4740, 4740G, 4740Z, 5740, 5740G, 5740Z series models. Additional compatible Acer Aspire models and battery part numbers are listed below. Can't find the model or part number? Check our Acer laptop battery page for our full catalog. Note: If your Acer Aspire won't turn even when plugged in, you will need to replace your Acer Aspire power cord.

You can expect about 2 hours to 2-1/2 hours of run time with this computer battery when new, depending on your energy use.

This battery replaces the Acer Aspire PEW71, 4551, 4551G, 4741, 4741G, 4741Z, 4771, 4771G, 4771Z, 5741, 5741G, 5741Z 7741 7741Z and Acer TravelMate 4740, 4740G, 4740Z, 5740, 5740G, 5740Z series laptop batteries.

Compatible with the following Acer model numbers: