HPE 355892-B21 575 Watt Server Power Supply for Proliant DL380 G4.

Overview of the HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply

The HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply is designed specifically for the HP ProLiant DL380 G4 server, providing an efficient and reliable power source for mission-critical applications. This power supply unit (PSU) delivers stable DC power with an impressive 575 watts of output, ensuring your server operates smoothly even under demanding workloads. The redundant hot swap feature allows for uninterrupted operation by enabling you to replace faulty units without shutting down the system, making it ideal for 24/7 data center environments where uptime is crucial.

Key Features of the HPE 355892-B21 Power Supply

• 575-Watt Power Output: The HPE 355892-B21 delivers a maximum of 575 watts of DC power, providing the necessary energy for your ProLiant DL380 G4 server to perform optimally, even during high-demand tasks.
• 12V DC Input: This power supply operates on a 12V DC input, ensuring compatibility with the power requirements of the DL380 G4 server.
• Redundant Hot Swap Capability: The hot swap functionality allows for the power supply to be replaced without powering down the server. This ensures uninterrupted uptime, making it ideal for mission-critical environments.
• Compatibility: Designed specifically for the ProLiant DL380 G4 server, this PSU is engineered to fit seamlessly into the system, offering easy installation and optimal performance.
• High Efficiency: The power supply is designed to operate with high efficiency, reducing energy waste and contributing to a more environmentally friendly data center setup.
• Hot Swap Support: Minimizing downtime, hot swap capabilities allow you to replace a malfunctioning power supply without any interruption in system operations.

Importance of Redundant Power Supplies in Servers

Redundant power supplies are a key component in ensuring system reliability and uptime in enterprise environments. Servers like the HP ProLiant DL380 G4, which power critical business applications and services, cannot afford to experience power failure. A redundant power supply setup ensures that if one power supply fails, the system can continue to operate seamlessly by relying on the backup unit. The HPE 355892-B21 provides this level of redundancy, enhancing the stability and uptime of your server.

How Redundant Power Supplies Work

A redundant power supply works by providing an additional power source to the system, usually in an "N+1" configuration. In the case of the HPE 355892-B21, if one power supply fails or needs maintenance, the other takes over without affecting the server’s performance. The system will automatically switch to the backup power supply, ensuring continuous operation without the need to power down or risk data loss. This feature is essential for businesses where downtime can result in significant financial losses.

Why Redundancy is Crucial for Your Server

Server reliability is critical, and data centers typically require 99.99% uptime or higher. A failure in the power supply can cause the server to shut down unexpectedly, potentially leading to service interruptions, data corruption, or loss. By using the HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply, the risk of unplanned downtime is minimized. This power supply ensures that the server will continue operating even in the event of a failure, keeping your business running smoothly.

Benefits of Hot Swap Technology

Hot swap technology allows for the replacement of components, such as the power supply, without the need to shut down the system. This is particularly beneficial for high-performance servers and critical applications where any downtime could impact business operations.

Minimized Downtime

With the ability to replace a faulty power supply while the server remains operational, hot swap technology minimizes downtime. This is especially important for 24/7 environments, where even a few minutes of downtime can result in substantial disruptions. Hot swapping ensures that servers remain available without requiring complex shutdowns or reboots.

Improved Reliability

Hot swap functionality significantly increases system reliability by allowing immediate replacement of the power supply in case of failure. Users can replace a malfunctioning unit in seconds without causing any interruption to ongoing processes. This contributes to better overall system health and reduces the need for extended maintenance windows.

Compatibility with HP ProLiant DL380 G4 Server

The HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply is specifically designed for the HP ProLiant DL380 G4 server, offering seamless integration and optimal performance. The ProLiant DL380 G4 is a versatile, rack-mounted server known for its reliability, scalability, and power efficiency. By pairing the server with a compatible power supply like the HPE 355892-B21, you ensure that the server runs efficiently and can handle heavy workloads, from database management to virtualization and web hosting.

ProLiant DL380 G4 Server Specifications

The ProLiant DL380 G4 is a powerful and reliable server that is commonly used in enterprise IT environments. It supports up to two processors, large amounts of memory, and can host a variety of applications. Some of its key specifications include:

• Dual Processor Support: The server supports dual Intel Xeon processors, offering substantial computational power.
• Scalability: The server can accommodate up to 12GB of RAM and a variety of storage configurations, making it suitable for different business needs.
• Redundant Power: The ProLiant DL380 G4 supports redundant power supplies, ensuring that your systems are always operational, even in the event of a power supply failure.
• High Storage Capacity: With multiple disk options, the ProLiant DL380 G4 can scale to meet high data storage demands.

Ensuring Compatibility with HPE 355892-B21

When it comes to selecting power supplies for the ProLiant DL380 G4 server, compatibility is essential. The HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply is engineered specifically for this server, ensuring perfect fit and functionality. Using compatible power supplies not only ensures operational efficiency but also prevents potential hardware damage caused by mismatched or underpowered units.

Energy Efficiency and Environmental Benefits

Energy efficiency is a key consideration when selecting components for any server, especially in large data centers where operational costs can be significant. The HPE 355892-B21 575-Watt 12V DC power supply is designed with energy efficiency in mind, reducing power consumption and operating costs. Its high-efficiency rating ensures that less energy is wasted in the form of heat, contributing to a more sustainable and environmentally friendly data center.

Power Savings

Incorporating energy-efficient power supplies like the HPE 355892-B21 reduces electricity usage. This not only leads to direct cost savings but also lessens the environmental impact by reducing the carbon footprint associated with high energy consumption. These power supplies are built to comply with international energy standards, ensuring they meet modern efficiency expectations.

Lower Carbon Footprint

Efficient power supplies help reduce the overall energy consumption of your server infrastructure, leading to a smaller carbon footprint. By selecting the HPE 355892-B21, you're not only improving operational efficiency but also contributing to greener and more sustainable business practices.

Installation and Maintenance of the HPE 355892-B21 Power Supply

Installing and maintaining the HPE 355892-B21 575-Watt 12V DC Redundant Hot Swap Power Supply is straightforward, especially when paired with the ProLiant DL380 G4 server. The power supply unit is designed to be easily inserted and removed from the server chassis, simplifying both installation and replacement processes.

Installation Steps

To install the HPE 355892-B21 power supply in the ProLiant DL380 G4, follow these steps:

• Ensure that the server is powered off, and the system is unplugged from the power source.
• Open the server chassis and locate the power supply bay.
• Insert the new power supply into the bay, ensuring that it aligns with the power connectors.
• Secure the power supply in place and connect the appropriate cables to the server's power input ports.
• Once connected, close the chassis and power on the system to verify proper operation.

Maintenance Tips

To maintain optimal performance of your HPE 355892-B21 power supply, perform regular checks to ensure that it is functioning correctly. Inspect for any signs of wear, overheating, or unusual noise. If necessary, replace the power supply promptly to avoid any disruptions to your server’s operation.

Monitoring the Power Supply

Monitoring tools within the ProLiant DL380 G4 server can help you keep track of power supply health. Many servers come with built-in diagnostics that alert administrators when a power supply is failing or needs attention. Regular monitoring is essential to prevent unexpected failures and to ensure the continued smooth operation of your server infrastructure.