Name: AL1905A21-E6 Extreme Networks 1000W Redundant Power Supply VSP 4000
Brand: Extreme Networks
SKU: AL1905A21-E6
Price: 167.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The AL1905A21-E6 power supply is designed to offer reliable and redundant power specifically for Extreme Networks VSP 4000 switches. It fits into enterprise-grade networking setups where maintaining uninterrupted operation is necessary. With its robust performance and compatibility, it plays a key role in ensuring that network hardware remains powered and operational even if the primary power source fails.

General Information
Brand	Extreme Networks
Part Number	AL1905A21-E6
Product Type	Network Equipment Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
Max. Output Power	1000W
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	VSP 4000

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS, CE

Product Description
The AL1905A21-E6 is a robust 1000W redundant power supply built specifically for Extreme Networks VSP 4000 switches. It is commonly used in data centers and enterprise network setups to provide backup power and maintain network availability during primary power failures. Often found in critical network infrastructures, this power supply is essential for IT professionals and network administrators who prioritize uptime and reliability. Its design supports easy integration without disrupting existing hardware configurations. Key Features Delivers stable 1000W power to support demanding switch operations Supports hot-swappable installation to avoid downtime during replacement Compatible with VSP 4000 series for seamless integration Includes redundant capabilities to maintain network service during power issues Built for high efficiency to reduce power consumption and heat output This power supply is typically deployed in enterprise and campus networks where continuous connectivity is critical. Its redundancy feature helps reduce the risk of network interruptions, providing peace of mind for network teams managing complex environments.

Use Cases
The AL1905A21-E6 redundant power supply is typically deployed in enterprise network environments where high availability and uptime are critical. It is especially beneficial for IT managers and network engineers managing Extreme Networks VSP 4000 switches in data centers, campus networks, and large-scale virtualization setups requiring continuous power redundancy. How It's Used: Providing backup power in data center rack deployments to ensure uninterrupted switching operations. Supporting campus network switches in higher education institutions where network reliability is essential for academic and administrative functions. Maintaining redundant power supplies in enterprise IT environments with heavy virtualization workloads to prevent downtime. Facilitating high-availability configurations in storage clusters that rely on VSP 4000 series switches for fast data access. Enabling seamless failover in edge computing deployments where consistent network connectivity is necessary for real-time processing. By integrating this power supply into critical network infrastructure, organizations can sustain operational continuity and improve resilience against power disruptions. Its compatibility with Extreme Networks hardware and efficient delivery allows for scalable network architectures that support growing business demands.