Juniper Networks PWR-MX104-AC-S MX104 AC Power Supply Spare

Overview

The Juniper Networks MX104 AC Power Supply Spare (part number PWR-MX104-AC-S) is a high-performance, hot-swap power module designed to keep MX104 routers operating with maximum reliability. Engineered to meet the demanding requirements of service provider and enterprise networks, this power supply provides a clean, uninterrupted source of AC power, ensuring that critical routing functions remain online even during power fluctuations or component failure.

Key Features

• Hot-swap capable for zero-downtime replacement
• Redundant power architecture supports seamless failover
• Wide input voltage range 100 to 240 V AC for global deployment
• Efficient power conversion with low heat output
• Compact form factor fits standard MX104 chassis slots
• Built-in protection against over-current, over-voltage, and short circuit

Technical Specifications

• Model / Part Number: PWR-MX104-AC-S
• Input Voltage: 100-240 V AC, 50/60 Hz
• Output Power: 1500 W (continuous)
• Output Voltage: 48 V DC
• Current Rating: 31.3 A
• Efficiency: 92 percent typical
• Operating Temperature: 0 to 40 deg C (32 to 104 deg F)
• Storage Temperature: -40 to 70 deg C
• Dimensions (H x W x D): 4.5 in x 6.5 in x 1.5 in
• Weight: 4.2 lb

Applications

This spare power supply is ideal for:

• Core and edge routing in service provider networks
• Enterprise data center interconnects
• High-availability environments where uptime is critical
• Remote or branch office deployments that rely on MX104 routers
• Any scenario requiring redundant AC power to maintain continuous network operation

By adding the MX104 AC Power Supply Spare to your inventory, you ensure that your network infrastructure can quickly recover from power-related incidents without service interruption, protecting both performance and customer experience.