https://siggmo.com/product/lenovo-thinkpad-t440-t450-power-button-board-with-cable-45502401051-ns-a052p/
Lenovo ThinkPad T440 T450 Power Button Board with Cable 45502401051 NS-A052P - Shop Computer &...
The Lenovo ThinkPad T440/T450 Power Button Board with Cable (part number 45502401051 or NS-A052P) is a genuine replacement component. It allows you to control...