ARISTA PWR-2421-HV-RED Psu Ront Af 2400W Hv

( Brand: Arista ), ( Manufacturer Part Number: PWR-2421-HV-RED )

Review ARISTA Hv Psu Ront To Af

The Arista PWR-2421-HV-RED is a 2400W High Voltage (HV) power supply unit (PSU) designed for data center applications. This Redundant Active (RONAC) PSU is engineered to deliver reliable and efficient power to IT equipment, ensuring minimal downtime and optimal performance.

The Arista PWR-2421-HV-RED features a 1 1 1 redundant design, which includes three independent power supplies in a single chassis. This configuration offers increased reliability, as each power supply can take over in case of failure of one or two other supplies. The unit also comes with hot-plug capabilities, allowing for easy maintenance and replacement without requiring a power shutdown.

The power supply is designed for high voltage inputs (400VAC or 480VAC) and can deliver outputs of 12V, 5V, and -12V in various configurations. The PWR-2421-HV-RED is compliant with various industry standards, including EN 55032, IEC 60950-1, and IEC 60730-1.

The Arista PWR-2421-HV-RED is built with high-quality components and features advanced protection mechanisms to ensure the safety and reliability of the power supply. These features include over-voltage protection, under-voltage protection, over-current protection, short-circuit protection, and over-temperature protection.

The power supply also includes an LCD display, which provides real-time information about the power supply's status, including input and output voltage levels, current draw, and fan speed. The unit also supports SNMP, CLI, and Redfish management interfaces, enabling remote monitoring and control.

The Arista PWR-2421-HV-RED is designed for high efficiency, with a maximum efficiency of up to 95%. This not only reduces energy waste but also lowers the operating costs of the data center. The power supply also features a high MTBF rating, ensuring a long lifespan and minimizing the need for replacement.

In summary, the Arista PWR-2421-HV-RED is a high-performance, high-reliability, and high-efficiency power supply unit designed for data center applications. Its redundant design, advanced protection mechanisms, and support for various management interfaces make it an excellent choice for organizations seeking to ensure uninterrupted power supply to their IT equipment.

Arista PWR-2421-HV-RED 2400W HV PSU: An In-depth Analysis

The Arista PWR-2421-HV-RED is a 2400W High Voltage Power Supply Unit (HV PSU) designed for rack-mount servers and data centers. This analysis aims to provide a comprehensive evaluation of its features, benefits, and potential drawbacks.

1. High Power Density: With a power output of 2400W, this HV PSU offers a high power density, making it suitable for powering high-performance servers and data centers.

2. High Efficiency: Arista's HV PSU boasts an efficiency of up to 96.52%, which can help reduce energy waste and lower operational costs.

3. Hot-Pluggable Design: The hot-plug design allows for the easy installation and removal of power cords without the need to power down the connected equipment.

4. Redundancy: The Arista PWR-2421-HV-RED can be used in a redundant configuration, ensuring uninterrupted power supply and minimizing downtime.

5. Modular Design: The modular design of the PSU allows for easy replacement of individual power supplies, reducing the need for a full replacement in case of a failure.

6. Compact Form Factor: Despite its high power output, the Arista PWR-2421-HV-RED has a compact form factor, making it suitable for use in space-constrained environments.

1. Cost: The Arista PWR-2421-HV-RED is a premium power supply unit, and its price tag reflects its advanced features and high power output.

2. Complex Installation: The installation process for this HV PSU can be complex, requiring specialized knowledge and tools.

3. Limited Availability: Due to its high-end features and niche market, the Arista PWR-2421-HV-RED may have limited availability from retailers and distributors.

The Arista PWR-2421-HV-RED 2400W HV PSU offers several advantages, including high power density, efficiency, hot-plug design, redundancy, modular design, and a compact form factor. However, its premium price, complex installation, and limited availability may deter some potential buyers.

If you are in need of a high-performance, reliable, and efficient power supply unit for your servers or data center, the Arista PWR-2421-HV-RED is an excellent choice. Its advanced features and high power output make it a worthwhile investment, despite its premium price and complex installation process. If you are on a tighter budget or require a simpler solution, you may want to consider other power supply units with lower power outputs and more straightforward installation processes.

Details:

Test notes available upon request. We buy networking equipment. Those are to be paid by the recipient/buyer. If we haven't, please let us know.

These items are in Good condition. We buy Cisco, Arista, HP, Juniper Extreme, Foundry, Brocade, Dell, and more. Includes:: 1x PWR-2421-HV-RED, Power Cord. For sale is a Arista PWR-2421-HV-RED 2400W HV PSU RONT TO BACK AF.

part #: pwr2421hv prices

• $150.00-$576.30

specifications enteswitch:

• brand: Arista
• mpn: Pwr-2421-hv-red

seller enteswitch:

• # reviews: 14875
• city: Minneapolis, Minnesota
• rating: 100.0%

payments enteswitch:

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

offer enteswitch:

• started: December 23, 2025
• best offers: True
• quantity: 8
• options: Ship-to-home
• availability: In Stock
• sold: 0

shipping enteswitch:

• type: Fixed
• service: UPS Ground
• carrier: UPS
• class: Standard
• cost: $0.00
• transit: 3-6 Days

returns enteswitch:

• method: Money back
• policy: Returns Accepted
• time: 60 Days
• paid by: Seller

general enteswitch:

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

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