Cisco PWR-RGD-AC-DC-250 250Watt PSU
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Cisco PWR-RGD-AC-DC-250 Ethernet Power Supply 250 Watt Refurbished

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Part Number#: PWR-RGD-AC-DC-250
List Price was: $1674.42
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Short Description:
PWR-RGD-AC-DC-250 Power Supply Hot-Plug (plug-in module) Alternating Current (AC) 100-240/ Direct Current (DC) 100-250 Volt 250 Watt High Voltage Industrial Ethernet Power Supply | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Details of the Cisco 250-Watt Power Supply

In the rapidly evolving landscape of networking equipment, Cisco stands as a renowned name, synonymous with innovation and reliability. One of the critical components contributing to the seamless functioning of Cisco networking devices is the power supply unit. In this detailed exploration, we delve into the specifics of the Cisco PWR-RGD-AC-DC-250 Ethernet Power Supply, a robust 250-watt unit designed to meet the power requirements of modern networking infrastructure.

Understanding Power Supply Units in Networking

Before we delve into the specifics of the Cisco PWR-RGD-AC-DC-250, it's essential to grasp the fundamental role of power supply units in networking equipment. Power supply units 250 Watt (PSUs) are the unsung heroes that provide the necessary electrical power to networking devices, ensuring their uninterrupted and efficient operation. These units convert electrical power from an external source into the appropriate voltage and current required by the networking equipment.

Cisco Networking Equipment

Cisco has earned its reputation in the realm of networking solutions due to its commitment to quality, security, and cutting-edge technology. Their devices power the backbone of countless networks globally, ranging from small businesses to large enterprises. The reliability of Cisco equipment is not only attributed to the advanced features of the devices but also to the components that constitute them, including the power supply units.

Cisco PWR-RGD-AC-DC-250: Unveiling the Powerhouse


The Cisco PWR-RGD-AC-DC-250 is a 250-watt power supply unit meticulously designed for Ethernet applications. It is compatible with a range of Cisco networking devices, offering a versatile solution for various network setups. Let's break down its key specifications:

Power Output

With a power output of 250 Watts, this power supply unit delivers a consistent and reliable flow of electricity to the connected networking equipment. This is crucial for maintaining the optimal performance of devices, especially in high-demand scenarios.

Input Voltage

The PWR-RGD-AC-DC-250 supports both AC and DC input voltage, providing flexibility in power source compatibility. This adaptability ensures that the power supply unit can seamlessly integrate into diverse networking environments with varying power infrastructures.

Form Factor

Designed with efficiency in mind, the Cisco PWR-RGD-AC-DC-250 boasts a compact form factor. Its sleek design allows for easy installation in space-constrained environments, a common consideration in modern networking setups where real estate is often at a premium.


This power supply unit is engineered to be compatible with a range of Cisco Ethernet devices, enhancing its utility across different networking scenarios. Whether it's routers, switches, or other networking appliances, the PWR-RGD-AC-DC-250 ensures a standardized and reliable power supply.

Use Cases

Understanding the practical applications of the Cisco PWR-RGD-AC-DC-250 is crucial for network administrators and IT professionals. Here are some common use cases where this power supply unit excels:

Edge Networking

The PWR-RGD-AC-DC-250 is well-suited for edge networking deployments where space constraints and power efficiency are paramount. Its compact form factor and 250-watt output make it an ideal choice for networking setups at the periphery of the network.

Industrial Networking

In industrial settings where ruggedness and reliability are non-negotiable, the Cisco PWR-RGD-AC-DC-250 shines. Its robust design can withstand harsh environmental conditions, ensuring a consistent power supply in challenging situations.

Remote Deployments

For networks with remote installations, the PWR-RGD-AC-DC-250 provides the assurance of a stable power supply. Its compatibility with various power sources, including both AC and DC, makes it a versatile choice for deployments in diverse geographical locations.

Technology Behind Cisco PWR-RGD-AC-DC-250

Power Conversion Technology

The heart of the Cisco PWR-RGD-AC-DC-250 lies in its power conversion technology. This technology is responsible for efficiently converting electrical power from input sources into a form compatible with the networking equipment's requirements. The dual power input capability allows the unit to seamlessly switch between AC and DC sources, providing a reliable and continuous power supply.

To ensure optimal performance and longevity, the Cisco PWR-RGD-AC-DC-250 incorporates advanced thermal management mechanisms. These mechanisms help regulate the unit's temperature, preventing overheating and ensuring stable operation even in demanding conditions.

Redundancy and Reliability

Redundancy is a critical aspect of network infrastructure to ensure continuous operation in the event of a power source failure. The Cisco PWR-RGD-AC-DC-250 addresses this by offering dual power input capability, allowing it to automatically switch to a secondary power source if the primary source fails. This built-in redundancy enhances the reliability of the power supply, reducing the risk of network downtime.

General Information about the Cisco PWR-RGD-AC-DC-250

  • Manufacturer: Cisco
  • Part Number or SKU# PWR-RGD-AC-DC-250
  • Product Type: Power Supply

Key Features of the 250-Watt Power Supply

  • Form Factor: Plug-In Module
  • Plug Type: Hot Plug

Power Description for Hot Plug Switching PSU

  • Wattage: 250 Watts
  • Input Voltage: 120 V AC
  • Input Voltage: 230 V AC


  • Compatible with Cisco Industrial Ethernet 4000 Series

In summary, the Cisco PWR-RGD-AC-DC-250 Ethernet Power Supply with its 250-watt capacity, dual power source compatibility, and robust design stands as a reliable solution for diverse networking needs. From industrial settings to critical infrastructure and remote locations, this power supply is engineered to provide a stable and efficient power source, contributing to the seamless operation of Cisco-powered networks. As technology continues to advance, Cisco remains at the forefront, delivering solutions that power the digital world.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

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