731126-001 HPE Nimh Bbwc Smart Array Gen8 Battery Refurbished

In the world of information technology, server maintenance, and data storage are paramount. To ensure the reliability and integrity of your data, various components play a crucial role. One such component is the HPE 731126-001 4.3V NiMH BBWC Smart Array Battery. In this article, we will delve into the details of this battery, explaining what it is, why it's essential, its features, and how it works. Whether you are an IT professional, a server administrator, or simply someone interested in understanding the technology behind data storage, this guide will provide you with valuable insights.

The HPE 731126-001 4.3V NiMH BBWC Smart Array Battery is a critical component used in servers and storage systems. Let's break down what each part of its name means:

• HPE - This acronym stands for Hewlett Packard Enterprise, a multinational IT company renowned for its hardware, software, and services.
• 731126-001 - This is the product or part number, which is unique to this particular battery. It helps in identifying and ordering the correct component.
• 4.3V - This indicates the voltage of the battery. In this case, it operates at 4.3 volts.
• NiMH - This stands for Nickel-Metal Hydride, which is the type of battery chemistry used in this component.
• BBWC - BBWC stands for Battery-Backed Write Cache, which is a technology used to safeguard data during write operations in a storage system. The battery is an integral part of this cache mechanism.

The HPE 731126-001 4.3V NiMH BBWC Smart Array Battery is a crucial component in the world of data storage and server management. To understand its importance, let's explore the role it plays in ensuring the reliability and performance of IT systems.

• Data Integrity and Redundancy: Data is the lifeblood of modern organizations. Ensuring data integrity and redundancy is essential to prevent data loss in the event of unexpected events, such as power outages or hardware failures. The HPE 731126-001 battery, with its BBWC technology, helps maintain data integrity by ensuring that data being written to storage is not lost in the event of a power interruption. It temporarily stores data in the cache memory until it can be safely written to the storage device, thus preventing data corruption or loss.
• Improved Performance: In addition to data integrity, the HPE 731126-001 battery also contributes to improved system performance. By allowing data to be temporarily stored in a cache, write operations can occur more quickly. This can significantly enhance the overall speed and responsiveness of the server or storage system, making it more efficient in handling data requests.
• Business Continuity: For businesses, downtime can result in significant financial losses. The HPE 731126-001 battery plays a key role in ensuring business continuity. Providing a backup power source for the write cache, allows the system to continue operating seamlessly even in the face of power disruptions. This continuity is vital for businesses that require 24/7 operation.
• Longevity of Storage Hardware: The HPE 731126-001 battery also contributes to the longevity of storage hardware. By reducing the wear and tear on storage devices, it helps extend their lifespan. This can translate to cost savings for organizations as they can delay the need for expensive hardware replacements.

Now that we understand the importance of this battery, let's delve into its features in detail. These features highlight its capabilities and why it is a preferred choice in server and storage systems.

• BBWC (Battery-Backed Write Cache): The Battery-Backed Write Cache (BBWC) is a critical feature of this battery. It ensures that data being written to storage is protected from power interruptions. When a write operation occurs, the data is first written to the cache memory backed by the battery. This temporary storage allows the system to complete the write operation even in the event of a sudden power loss. It ensures data integrity and prevents data loss or corruption.
• NiMH Battery Chemistry: The HPE 731126-001 battery uses Nickel-Metal Hydride (NiMH) battery chemistry. NiMH batteries are known for their high energy density, which means they can store a significant amount of energy in a compact space. This makes them ideal for applications like server cache backup where a small, reliable power source is needed.
• Voltage Rating: This battery operates at 4.3 volts, which is a common voltage level for such applications. This voltage is sufficient to power the cache memory and maintain data protection during power interruptions.
• Compatibility: The HPE 731126-001 battery is designed to be compatible with specific HPE Smart Array controllers and storage systems. It's important to ensure that the battery is compatible with your specific hardware before installation.
• Hot-Swappable: One of the convenient features of this battery is its hot-swappable design. This means that you can replace the battery without shutting down the server or storage system. Hot-swappability reduces downtime and ensures continuous operation.
• LED Status Indicator: The battery is equipped with LED status indicators that provide a quick visual check of its health and status. This is useful for administrators to monitor the battery's condition and replace it when necessary.
• Easy Installation: Installing the HPE 731126-001 battery is relatively straightforward. It is designed to be user-friendly and doesn't require extensive technical knowledge for installation.

To get a better grasp of how this battery operates and contributes to data protection and system performance, let's walk through its functioning step by step.

• Write Operation Initiation: When data needs to be written to the storage system, the server sends a write command to the storage controller. This command triggers a write operation.
• Data Transfer to Cache: Instead of immediately writing the data to the storage drives, the storage controller transfers the data to the cache memory. The cache memory is a high-speed, volatile storage area that can temporarily hold the data.
• Battery Backup: At this stage, the HPE 731126-001 battery comes into play. It provides a backup power source to the cache memory. In the event of a power interruption, such as a sudden power outage, the battery ensures that the cache memory remains powered.
• Write Completion: Even with a power loss, the data is not lost. The storage controller can continue to write the data from the cache to the storage drives once power is restored. This ensures data integrity and prevents data corruption.
• Regular Maintenance: The battery requires regular monitoring and maintenance to ensure it is functioning correctly. LED status indicators on the battery provide information about its health and whether it needs to be replaced.

The HPE 731126-001 4.3V NiMH BBWC Smart Array Battery finds applications in various scenarios. Here are some common use cases:

• Enterprise Servers: Large enterprises with extensive data storage needs often use these batteries to protect critical data and maintain server performance. The battery ensures that data remains intact and operations continue, even in challenging environments.
• Data Centers: Data centers, which house a multitude of servers and storage systems, rely on these batteries to safeguard data and prevent downtime. Given the scale of data processing in data centers, the battery's ability to maintain write operations is invaluable.
• Financial Institutions: Financial institutions handle vast amounts of sensitive data that require the highest level of data integrity. These batteries are commonly used in financial institutions to ensure that financial data remains secure and transactions are not disrupted.
• E-commerce Platforms: E-commerce platforms must provide uninterrupted service to customers. These batteries help maintain the availability of online stores, ensuring that customers can make purchases without interruption.

How to Replace the HPE 731126-001 4.3V NiMH BBWC Smart Array Battery

Over time, the battery may degrade and require replacement to continue providing reliable service. Here are the general steps to replace the HPE 731126-001 battery:

Note: Always refer to the specific hardware documentation for your server or storage system for detailed instructions, as the process may vary slightly depending on the model.

• Prepare for Replacement: Before starting the replacement process, ensure that you have a replacement battery that is compatible with your hardware. Also, make sure you have the necessary tools and are working in a safe and static-free environment.
• Power Down the System: To avoid any electrical hazards, it's essential to power down the server or storage system. This typically involves shutting down the operating system and turning off the power to the hardware.
• Access the Battery: Locate the existing battery on your hardware. It is usually connected to the storage controller. The battery is often housed in a dedicated battery pack or module.
• Disconnect the Old Battery: Carefully disconnect the old battery from its connector. The connector may be designed to be easily detachable.
• Install the New Battery: Attach the new HPE 731126-001 battery to the connector in the same way the old one was connected. Ensure a secure connection to guarantee proper functioning.
• Power On the System: After replacing the battery, power on the server or storage system. Monitor the LED status indicators to ensure that the new battery is functioning correctly.
• Test and Monitor: It's advisable to test the system to ensure that the battery is successfully maintaining data integrity during write operations. Regularly monitor the battery's status to catch any issues early.
• Dispose of the Old Battery: Properly dispose of the old battery in accordance with local regulations. Some batteries may contain hazardous materials and should be recycled or disposed of appropriately.

The HPE Smart Array Gen8 Battery (part number 731126-001) is a non-volatile memory (NVM) module that provides power to the cache of an HPE Smart Array controller in the event of a power loss. This battery allows the controller to maintain its data in memory, ensuring that data is not lost in the event of a power outage.

The battery is a Nickel-Metal Hydride (NiMH) type and has a capacity of 12.8 VDC and 1.2Ah. It is designed for use with HPE ProLiant Gen8 servers and is compatible with a variety of Smart Array controllers, including the P420i, P421, P822, and P721m.

Installation of the battery is simple and can be done by a qualified technician. It is recommended to check the battery status regularly and replace the battery when necessary. The lifespan of the battery is approximately 3 years, depending on usage and environmental conditions.

It's important to handle the battery with care and follow proper safety precautions as it may explode if not handled properly. The battery comes with a warranty of 1 year from the date of purchase.

It is important to check the compatibility of the battery with the specific HPE server model and Smart Array controller before purchasing to ensure proper functionality.

The performance of the Lithium-ion Battery 731126-001 HPE can be evaluated in several aspects, including its energy density, cycle life, and self-discharge rate.

Energy density refers to the amount of energy stored in a given volume or weight of a battery. Lithium-ion batteries have a high energy density, which means they can store a large amount of energy in a relatively small and lightweight package. This makes them a popular choice for portable electronic devices, as well as for electric vehicles and renewable energy storage systems.

Cycle life refers to the number of times a battery can be charged and discharged before its performance begins to degrade. Lithium-ion batteries have a relatively long cycle life, which means they can be charged and discharged many times without significantly degrading their performance. However, the number of cycles and the performance of the battery will depend on the usage, conditions, and the application.

Self-discharge rate refers to the amount of energy lost by a battery when it is not in use. Lithium-ion batteries have a relatively low self-discharge rate, which means they will lose a relatively small amount of their charge when not in use.

It's also important to mention that the performance of the battery can be affected by the temperature and humidity, the storage, and the use. It is recommended to store the battery in a dry place, at a temperature between -20°C to 35°C, and at a humidity level of 10% to 90% non-condensing.

The actual performance of the battery may vary depending on the specific conditions of use, so it's best to refer to the manufacturer's specifications and guidelines for more information on how the battery is expected to perform. Additionally, you should follow the manufacturer's recommendations and guidelines for the proper use, charging, and maintenance of the battery to ensure optimal performance and longevity.

• Manufacturer: HPE
• Model Number or SKU# 731126-001
• Device Type: Lithium-ion Battery

• Technology: Nickel Metal Hydride
• Batteries Type: Extended-Life
• Voltage Provided: 4.3 V

• Cables Included: Power cable 91.4 cm

In summary, the HPE 731126-001 4.3V NiMH BBWC Smart Array Battery is a critical component in the world of server and storage systems. It ensures data integrity, improves system performance, and contributes to business continuity. Whether you are a data center administrator, an IT professional, or simply someone interested in understanding the technology that safeguards your data, this battery's role in protecting and enhancing the performance of your systems cannot be understated. Regular maintenance and prompt replacement, when necessary, will help you get the most out of this essential component and keep your data safe and accessible.