- for Lenovo ThinkPad T431s; T440; T440p; T440s
Know your gear
Replace the old and dysfunctional keyboard of your notebook computer with the IBM Replaceable Keyboard. This keyboard is backlit for better productivity in dimly-lit surroundings. It is designed for use with Lenovo ThinkPad T431s, Lenovo ThinkPad T440, Lenovo ThinkPad T440p, Lenovo ThinkPad T440s notebooks.