ARISTA PWR-1021-AC-RED Rear Front Switch Power Supply 720X 1050W Ac PWR-00391-01

( Brand: Arista ), ( Manufacturer Part Number: PWR-1021-AC-RED ), ( Type: Switch Power Supply )

Review ARISTA Ac Front rear Switch Power Supply

The Arista PWR-1021-AC-RED 720x 1050W AC Front-Rear Power Supply is a high-performance and efficient power solution designed specifically for Arista 7280X and 7050X series switches. This power supply offers a total capacity of 1050W, making it suitable for powering larger and more complex networking infrastructures.

This power supply comes with a redundant design, featuring a front-to-rear configuration, which allows for the installation of multiple power supplies in the same chassis for increased system reliability. In the event of a power supply failure, the system can automatically switch to the redundant power supply, ensuring minimal disruption to the network.

The Arista PWR-1021-AC-RED is a hot-swappable power supply, which means it can be safely removed and replaced while the system is still running. This is a significant advantage in mission-critical environments where downtime is not an option. Additionally, the power supply is designed with a high level of redundancy and fail-safe features, making it an ideal choice for data centers and other high-availability applications.

This power supply is also ENERGY STAR certified, which means it meets strict energy efficiency guidelines set by the US Environmental Protection Agency. As a result, it consumes less power when not in use, helping to reduce energy costs and carbon emissions.

The Arista PWR-1021-AC-RED is also designed with a number of safety features, including over-temperature protection, over-voltage protection, and short-circuit protection. These features help to ensure the safety of the power supply and the equipment it is powering.

In terms of compatibility, this power supply is designed to work specifically with the Arista 7280X and 7050X series switches, and is not compatible with other models. It is important to ensure that the correct power supply is installed in the system to avoid compatibility issues and potential damage to the equipment.

Overall, the Arista PWR-1021-AC-RED 720x 1050W AC Front-Rear Power Supply is a high-performance, efficient, and reliable power solution for larger and more complex networking infrastructures. Its redundant design, hot-swappable capabilities, ENERGY STAR certification, and safety features make it an ideal choice for mission-critical applications where reliability and energy efficiency are paramount.

Arista PWR-1021-AC-RED Power Supply: A Comprehensive Analysis

The Arista PWR-1021-AC-RED 720x 1050W AC Front-Rear Power Supply (P/N: PWR-00391-01) is a popular choice for powering Arista switches due to its high capacity and efficiency. In this analysis, we will discuss the key features, advantages, and disadvantages of this power supply to help you make an informed decision.

1. High capacity: The power supply offers a total capacity of 1050W, ensuring adequate power for most Arista switch configurations.

2. Front-and-Rear I/O: The power supply features both front and rear I/O connectors, allowing for flexible installation and cabling options.

3. Redundant design: The power supply can be used in a redundant configuration to ensure continuous power delivery and minimize downtime.

1. High efficiency: The power supply boasts an impressive efficiency of up to 94%, minimizing power losses and reducing energy costs.

2. Compatibility: It is designed specifically for use with Arista switches, ensuring seamless integration and reliable performance.

3. Flexible installation: The front-and-rear I/O connectors allow for easy installation in various environments, depending on your cabling requirements.

4. Redundancy: The power supply's redundant design offers peace of mind, as a secondary power supply can take over in case of a failure.

1. Cost: The Arista PWR-1021-AC-RED power supply is more expensive compared to some generic power supplies from other vendors.

2. Limited compatibility with non-Arista equipment: This power supply is designed for use with Arista switches only, making it less versatile for mixed environments.

The Arista PWR-1021-AC-RED power supply offers several advantages, including high efficiency, compatibility, flexibility, and redundancy. However, its cost and limited compatibility with non-Arista equipment may be drawbacks for some users. If you are looking for a reliable and efficient power supply for your Arista switch infrastructure, this power supply is an excellent choice. On the other hand, if you are working with a limited budget or need a more versatile power solution for a mixed environment, you may want to consider alternative options.

If you are in the market for a power supply for your Arista switch infrastructure and prioritize reliability, efficiency, and compatibility, the Arista PWR-1021-AC-RED power supply is a solid investment. However, if you need a more budget-friendly solution or require compatibility with non-Arista equipment, you may want to explore other options from various vendors. Always ensure that the power supply you choose meets the specific power requirements of your Arista switches to ensure optimal performance and reliability.

Details:

We cannot separate these charges. Warranty periods for item functionality are displayed above. Unless unavailable or compromised, the original packaging should suffice. Arista PWR-1021-AC-RED 720X 1050W AC F-R Airflow Spare Switch Power Supply.

Input voltage : 100-240AC. This spare switch power supply is designed specifically for use with the Arista 720XP 1RU switches, ensuring compatibility and reliable performance. Air Flow Direction: Front-to-Rear Airflow. Features: Power Capacity: 1050W AC.

The high wattage output ensures that your devices receive the necessary power to operate efficiently in demanding environments. Our preferred carrier is FedEx. Not Included: Manuals or product brochures are not included.

part #: pwr1021ac prices

• $755.00-$3499.99

specifications enteswitch:

• brand: Arista
• mpn: Pwr-1021-ac-red
• type: Switch Power Supply

offer enteswitch:

• options: Ship-to-home
• sold: 0
• quantity: 2
• started: June 29, 2025
• availability: In Stock

seller enteswitch:

• city: San Mateo, California
• # reviews: 37002
• rating: 99.4%

shipping enteswitch:

• class: Standard, Expedited, One-day
• cost: $0.00
• transit: 4-9 Days
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver, UPS Next Day Air
• carrier: UPS
• type: Calculated

general enteswitch:

• condition: Used
• Enterprise Networking, Servers > Switches Hubs > Switch Power Supplies

payments enteswitch:

• wallet: Apple-pay
• credit card: Discover
• other

returns enteswitch:

• method: Money back
• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

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