Name: PWR-2421-HV-RED Arista 2400W High Voltage AC Power Supply
Brand: Arista
SKU: PWR-2421-HV-RED
Price: 389.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The PWR-2421-HV-RED Arista 2400W High Voltage AC Front-to-Back Airflow Power Supply provides 2400 watts of power with high voltage AC input compatibility. It is designed for front-to-back airflow cooling commonly used in data center racks and features a red housing for identification. This power supply is intended for Arista 2400 series switches.

General Information
Brand	Arista
Condition	Refurbished

Technical Information
Input Voltage	AC 200-240V
Input Frequency	50Hz,60Hz
Output	12V DC
Max. Output Power	2400W
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

Physical Characteristics
Weight	3.00

Certifications and Environmental
Assembly Required	No
Compliance Standards	RoHS, cURus, CE, UL

Product Description
The PWR-2421-HV-RED is a 2400W high voltage AC power supply designed specifically for Arista networking equipment. It provides reliable power delivery optimized for data center use, ensuring consistent operation of compatible Arista devices. This power supply features front-to-back airflow, aligning with typical data center cooling architectures to maintain optimal thermal conditions. The red color of the unit aids in quick visual identification during installation and servicing. Typically deployed by network administrators and IT professionals managing Arista switch deployments, the PWR-2421-HV-RED supports environments requiring high voltage AC input. Key Features 2400W power capacity for demanding networking equipment High voltage AC input compatibility Front-to-back airflow design optimized for rack cooling Color-coded red housing for easy identification Designed for Arista 2400 series switches This power supply serves as a critical component for maintaining power integrity in Arista network infrastructure, aligning with industry-standard cooling practices and electrical requirements. It fits into the broader network hardware ecosystem to support stable and consistent device operation.

Use Cases
The PWR-2421-HV-RED is generally used in data center environments where Arista 2400 series switches require a high voltage AC power source. It suits facilities employing front-to-back airflow cooling setups and benefits network operations teams managing switch power infrastructure. How It's Used: Providing power to Arista 2400 series switches in enterprise data centers Integration into racks with front-to-back airflow cooling configurations Supporting network equipment requiring high voltage AC input Identification and maintenance through red-colored power supply units Replacing or upgrading power supplies in existing Arista switch deployments By delivering consistent power with consideration for airflow and voltage requirements, this power supply supports the stable operation of network switches in structured data center environments. It helps maintain uninterrupted network services through appropriate power management.

FAQ's
What devices are compatible with the PWR-2421-HV-RED power supply? This power supply is designed for use with Arista 2400 series switches. Compatibility is specific to these models and their power requirements. What does front-to-back airflow mean for this power supply? Front-to-back airflow indicates that the cooling air passes through the power supply from the front side to the back, matching common data center airflow patterns for thermal management. What voltage input does this power supply support? The PWR-2421-HV-RED supports high voltage AC input, suitable for data center power environments requiring such voltage levels. Why is the power supply colored red? The red housing is used for easy visual identification and differentiation during installation and maintenance processes. Can this power supply be used in non-Arista equipment? This power supply is specifically designed for Arista 2400 series switches and should not be used with non-Arista equipment unless explicitly supported by the device manufacturer. Is the PWR-2421-HV-RED hot-swappable? The product information does not specify hot-swapping capabilities. Please refer to the device documentation for installation guidelines.