Name: Power Supply 5V 3000 mA
Brand: Cisco
Price: 38.95 USD
Availability: InStock

Cisco 34-1856-03 Power Supply 5V 3000 mA

Overview The Cisco 34-1856-03 Power Supply delivers a reliable 5V output at up to 3000 mA, providing the essential power needed for a wide range of Cisco networking equipment. Designed for continuous operation in demanding data centre and enterprise ... Read More

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$38.95

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In Stock: 8
Manufacturer: Cisco
Model or Part: 34-1856-03
Condition: Refurbished
Weight: 4.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The Cisco 34-1856-03 Power Supply delivers a reliable 5V output at up to 3000 mA, providing the essential power needed for a wide range of Cisco networking equipment. Designed for continuous operation in demanding data centre and enterprise environments, this unit combines high efficiency with robust protection features to ensure stable performance and long service life.

Key Features

Output voltage: 5V DC
Maximum current: 3000 mA
High efficiency design reduces heat generation
Built-in over-voltage, over-current and short-circuit protection
Compact form factor fits standard Cisco chassis slots
Compatible with a broad portfolio of Cisco routers, switches and wireless access points

Technical Specifications

Model / Part Number: 34-1856-03
Input voltage range: 100-240 V AC
Input frequency: 50-60 Hz
Output voltage tolerance: +/- 5 percent
Operating temperature: 0 to 40 degrees Celsius
Storage temperature: -20 to 70 degrees Celsius
Dimensions (L x W x H): 4.5 in x 3.5 in x 1.2 in
Weight: 0.8 lbs
Connector type: Standard 5V DC barrel

Typical Applications

Powering Cisco Catalyst switches in campus networks
Supplying Cisco ISR routers for branch office deployments
Driving Cisco wireless LAN controllers and access points
Providing backup power for small to medium enterprise networking gear
Integrating into rack mounted UPS systems for uninterrupted operation

By choosing the Cisco 34-1856-03 Power Supply, customers benefit from a trusted Cisco component that delivers consistent power, protects critical infrastructure, and helps maintain network uptime in any environment.