Name: PWR-ME3KX-DC Cisco 390W Redundant DC Power Supply for ME 3800x Switch
Brand: Cisco
SKU: PWR-ME3KX-DC
Price: 232.65 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The PWR-ME3KX-DC is a 390-watt redundant power supply designed to provide backup DC power for Cisco ME 3800x switches. It fits into the switch chassis to offer an additional layer of power reliability, helping maintain network stability in environments where consistent uptime is a priority.

General Information
Brand	Cisco
Part Number	PWR-ME3KX-DC
Product Type	Network Equipment Power Supply
Condition	Refurbished

Technical Information
Input Voltage	48V DC
Output	12V DC
Max. Output Power	400W
Hot Swappable	Yes
Redundant Support	Yes
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary
Compatible For	Cisco ME 3800X Series

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS, CE, UL, cULus

Product Description
This power supply unit delivers 390 watts of DC power specifically built for the Cisco ME 3800x series switches. It is commonly used in enterprise and service provider environments where network reliability is critical. Often found in data centers and network operation centers, this redundant power supply offers backup power support to maintain system uptime. Network engineers and IT professionals benefit from its hot-swappable feature, allowing replacement without disrupting services. Key Features Ensures uninterrupted operation with redundant power capability Compatible with Cisco ME 3800x switch chassis Supports hot-swapping to minimize downtime during maintenance Designed for DC power input for specific data center requirements Compact form factor fits seamlessly into existing setups This power supply is typically deployed in mission-critical network environments where continuous power is a necessity. It plays an essential role in preventing outages and maintaining steady network performance through power redundancy.

Use Cases
The PWR-ME3KX-DC power supply is tailored for telecommunications and enterprise network environments where Cisco ME 3800x switches are deployed. It is especially beneficial in settings demanding high availability and continuous operation, such as service provider networks and critical infrastructure facilities relying on DC power backup solutions. How It's Used: Maintaining uninterrupted network service in telecommunications central offices using Cisco ME 3800x switches powered by DC backup. Providing redundant power in enterprise edge computing deployments to reduce downtime caused by power disruptions. Supporting metro Ethernet networks in urban infrastructure where reliable power sources are essential for data transport. Implementing fault-tolerant power configurations in data centers utilizing Cisco ME chassis for enhanced resilience. Ensuring continuous operation of storage clusters in environments where DC power availability is standard practice for backup systems. By integrating seamlessly into Cisco ME 3800x chassis, this power supply enhances operational stability and supports scalable network architectures. Its hot-swappable design also facilitates maintenance without interrupting critical network functions, promoting sustained performance in demanding power environments.