Asus x540u Battery Get longer battery life and improved laptop performance with a new Asus x540u battery. This x540u battery is compatible with the Asus A31N1519 battery part number. We use the highest quality lithium-ion cells in our Asus X540U batteries. Our battery cells are made by Samsung and the battery components are made by Texas Instruments. Higher quality li-ion cells last longer, charge faster and weigh less than cheaper, lower quality batteries. Low quality batteries can wear out in as little as 3 months. Our batteries can last up to 500 charges, or roughly 5 years.
We're so confident in the quality of our batteries that we offer a 2 year warranty and 30-day money-back return policy. Tech Specs Xtend brand; 10.8 Volts; 33 Whr / 2900 mAh; Lithium-ion; Samsung (South Korea); Black; Assembled in China; 2 Year Warranty; 30 day full satisfaction guarantee; 300-500 recharge cycles; Compatible with these Asus Battery Part Numbers A31-N1519 A31N1519 Compatible with these Asus Model Numbers A540L A540LA F540LA F540LJ F540SA F540SC F540UP7200 R540L R540LA R540LJ R540SA R540UP X540L X540LA X540LA-1A X540LA-1C X540LA-3F X540LA-3G X540LA-3H X540LA-XX002T X540LA-XX003T X540LA-XX004T X540LA-XX013T X540LA-XX021T X540LJ X540LJ-1A X540LJ-1C X540LJ-3F X540LJ-3G X540LJ-3H X540LJ-XX001T X540LJ-XX014T X540LJ-XX015T X540LJ-XX044T X540S X540SA X540SA-1A X540SA-1C X540SA-3F X540SA-3G X540SA-3H X540SA-XX012T X540SA-XX020T X540SA-XX041D X540SA-XX041T X540SA-XX085T X540SC X540SC-1A X540SC-1C X540SC-3F X540SC-3G X540SC-3H X540YA X540YA-1A X540YA-1C X540YA-3F X540u x54ou