The Cisco Meraki Power Supply Unit 640 WAC is a powerful external power supply designed specifically for use in network environments. With a total output of 640 watts, this power supply provides a reliable energy source for various network devices. It supports an AC input voltage of 100 to 240 V and an input frequency of 47 to 63 Hz, making it versatile for different applications. The black and gray color scheme gives the unit a modern and professional appearance that seamlessly fits into any technical environment. The Meraki Power Supply Unit is ideal for applications that require a high PoE budget, ensuring a stable and efficient power supply. With its robust design and high performance specifications, this product is an excellent choice for businesses that rely on reliable network solutions.