The Avaya 700459498 PS4504 Power Supply PSU is a reliable and efficient power source for the G450 server. With a maximum output power of 450W, it ensures that the server receives the necessary power to function properly. The product line, PS4504, is specifically designed for Avaya servers, making it a compatible and essential component for maintaining the overall performance of the system. Additionally, it comes with a power cord for easy installation and operation.