The Lenovo ThinkCentre 240W Desktop Power Supply PS-4241-02 54Y8901 is a silver SFF power module with a maximum power of 240W. It features 4 pin 12V connectors and comes with 1 fan for cooling. This unit is designed for compatibility with ThinkCentre models and has a unit quantity of 1. With the reputable Lenovo brand and reliable power supply capability, this product is ideal for maintaining the performance of your desktop computer.