Lenovo ThinkPad W540 Battery This Lenovo W540 battery is also compatible with the ThinkPad T440P T540P L540 L540P W540 laptops. Additional compatible laptops and battery part numbers are listed below. We use the highest quality lithium-ion battery cells and components that charge faster, last longer and weigh less than cheaper, lower quality batteries. Lower quality batteries can wear out in just 5 months. Our batteries can last up to 5 years. This ThinkPad W540 battery replacement is 100% compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.
Tech Specs Brand: Xtend
Voltage: 10.8 volts
Battery Capacity: Battery
Type: 57 Wh ( 9 Cell Extended Run 57++ found here)
Cell Origin: Samsung
Color: Black
Assembly Origin: China
Warranty: 2 years
Guarantee: 30 days
Useful Life: 300-500 charges You can expect about 2 - 3 hours of run time with this ThinkPad W540 battery when new, depending on your energy use. If you are looking for even longer battery run times, check out our extended run battery for your HP laptop (our Long Life Lenovo W540 battery. Replaces these many
Lenovo battery part numbers: 45N1144 45N1145 45N1147 45N1148 45N1149 45N1151 45N1153 45N1158 45N1159 3ICR19/65-2 57+ 0C52863 0C52864