45W Laptop Charger for ASUS X540 X540L X540LA X540S X540SA X540N X540NA X540Y | eBay
Amazon.com: 65W 45W 33W Laptop Charger for Asus, with 5 Different Round Connectors for Asus VivoBook ZenBook Chromebook and More Notebook Replacement Power Supply Adapter : Electronics
AC Power Adapter Laptop Charger For Asus X540L X540LA X540LJ X540SC X540S X540U X540UA X540UV X540NA X540N 19V 2.37A 4.0x1.35mm - AliExpress
New AC/DC Adapter Replacement for Asus VivoBook X540NA-SB01-CB Notebook Power Supply Cord Cable Charger Mains PSU - Walmart.com