Name: 34-0967-01 Cisco 156W AC Power Supply for Catalyst 3550 Series Switches
Brand: Cisco
SKU: 34-0967-01
Price: 152.41 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Cisco 156-Watt AC Power Supply for Catalyst 3550 Series provides the essential power needed for these switches to operate reliably. It fits directly into the existing hardware setup and is made to deliver consistent energy, supporting network stability in business and data center environments.

General Information
Brand	Cisco
Part Number	34-0967-01
Product Type	Network Equipment Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
Max. Output Power	150W
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	Catalyst 3550 Series

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	WEEE, RoHS, cURus, CE, FCC

Product Description
This 156-watt AC power supply is designed to replace or upgrade the power source for Cisco Catalyst 3550 Series switches. It ensures consistent power delivery, critical for maintaining network uptime and performance in busy environments. Often found in enterprise and data center setups, this power supply supports network infrastructure that demands stable and continuous power. Network administrators and IT professionals rely on it to keep switches running smoothly without interruption. Key Features Delivers 156 watts of power optimized for Catalyst 3550 switches Offers compatibility with existing Cisco Catalyst 3550 hardware Supports stable operation under varying network loads Designed for easy installation and replacement Built to meet Cisco’s quality and reliability standards This power supply is typically deployed in enterprise network closets and server rooms where Catalyst 3550 switches are in use. It plays a straightforward role in powering critical network gear, helping maintain business communications and data flow without disturbance.

Use Cases
The Cisco 156W AC Power Supply is specifically designed to provide consistent and efficient power to Catalyst 3550 switches, which are often deployed in complex network infrastructures. This power supply is ideal for IT environments where maintaining switch uptime and network stability is critical, such as enterprise campus networks and data centers. How It's Used: Powering Catalyst 3550 switches in enterprise branch offices to ensure uninterrupted LAN connectivity for business operations. Supporting network aggregation points in data center rack deployments where stable power delivery is essential for switch performance. Enabling edge computing environments by providing reliable power to switches managing local traffic and device connectivity. Maintaining network infrastructure in SMBs where legacy Catalyst 3550 hardware is still in operation and requires dependable power sourcing. Facilitating high-availability configurations with redundant power supplies in critical network segments within enterprise IT settings. By delivering stable and efficient power tailored for Catalyst 3550 switches, this power supply helps sustain network reliability and supports scalability in demanding IT environments. It ensures that switches perform optimally without power interruptions, which is vital for maintaining continuous network service and operational efficiency.