With part number 0B47040, the Lenovo ThinkPad 45W AC Adapter is a universal power supply for many models of ThinkPads. It guarantees a seamless and consistent charging experience, ensuring that your laptop is powered up and ready for use anytime. Its compact design with a long power cord makes it ideal for everyday use or traveling. The adapter is known for it’s durable design, having built-in surge protection that provides reliable protection for your ThinkPad device.