Description:

The Cisco ME34X-PWR-AC AC Power Supply is used in Cisco ME-3400EG and ME-3400E series Ethernet access switches to provide reliable AC power for continuous network operation. This internal power supply module converts AC input power into regulated DC power required to support the switching hardware and internal components of the network device. Designed specifically for compatibility with Cisco Metro Ethernet 3400 series switches, it helps maintain stable network performance and system reliability in service provider and enterprise environments. Network administrators and maintenance technicians commonly install this power supply for repair, retrofit, or replacement in Metro Ethernet switching infrastructure and network equipment deployments.

Applications:

The Cisco ME34X-PWR-AC power supply is commonly used in service provider networks, enterprise metro Ethernet infrastructures, and telecommunications environments where Cisco ME-3400 series switches are deployed. It is typically installed in network equipment racks and communication cabinets to supply stable electrical power to Ethernet access switches supporting broadband access networks, fiber aggregation points, and carrier-grade communication systems.

Technical Specifications:

• Manufacturer: Cisco Systems
• Manufacturer Part Number (MPN): ME34X-PWR-AC
• Product Type: Internal AC Power Supply
• Compatibility: Cisco ME-3400EG and ME-3400E Series switches
• Input Voltage: 100–240 V AC
• Input Frequency: 50–60 Hz
• Installation Type: Internal switch power supply module
• Cooling: Integrated with switch chassis cooling system
• Form Factor: Switch-integrated power module
• Application: Power supply for Metro Ethernet access switches
• Operating Environment: Designed for telecom and enterprise network equipment racks

Common Replacements:

• Cisco ME34X-PWR-DC DC Power Supply
• Cisco PWR-C49-300AC AC Power Supply
• Cisco PWR-C49-300DC DC Power Supply