The Juniper JPSU-550-DC-AFO is a high performance 550 Watt DC power supply unit designed specifically for the Juniper EX4300 Series Ethernet Switches. Engineered for carrier grade and service provider environments, this module accepts direct current input, making it ideal for telecommunications racks and data centers that rely on DC power infrastructure. The unit features Airflow Out (AFO) cooling, which directs air from the front ports to the back power supply faceplate, ensuring compliance with hot aisle and cold aisle thermal management standards. As a hot swappable field replaceable unit, it allows network administrators to perform maintenance or replacements without disrupting network traffic, ensuring maximum uptime for mission critical applications.
