Juniper JPSU-400W-AC-AFI 400 W AC PSU FRU | Enterprise Replacement

Keep supported Juniper hardware operating with the JPSU-400W-AC-AFI, a 400 W AC power supply FRU built for replacement-driven maintenance. In enterprise environments, the value of a PSU like this is not just wattage — it is the ability to return a system to service quickly with the correct part, minimizing disruption and avoiding improvised substitutions. This module is well suited to teams that manage spares, field replacements, and planned maintenance windows. A 400 W supply is typically selected for systems with defined power requirements where compatibility and fast restoration matter more than excess capacity. That makes it a practical choice for infrastructure groups that need predictable part matching and dependable service continuity. For procurement teams, the case is straightforward: keep the right replacement on hand, reduce time spent troubleshooting power faults, and preserve uptime in supported Juniper deployments. When a PSU is a critical spare, precision matters more than generic compatibility.