Get longer battery life and improved performance with an Asus R540SA battery. This Asus R540SA battery is compatible with many Asus R540 models including the Asus R540SA, R540LA and R540UP models.
We use the highest quality lithium-ion cells and components that charge faster, last longer and weigh less than cheaper, lower quality batteries. Our Asus X540YA 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 Asus R540SA 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.
