Name: 351580-B21 HPE 128MB Battery-Backed Write Cache for Smart Array 641/642/6i
Brand: HPE
SKU: 351580-B21
Price: 143.86 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HPE 351580-B21 128MB Battery Backed Write Cache is a vital add-on for enhancing data protection and performance on compatible Smart Array controllers. It safeguards cached data during power outages, reducing the chance of corruption while boosting write operations. This component is commonly integrated into HPE server storage solutions where reliable caching is necessary to maintain smooth and secure data handling.

General Information
Brand	HPE
Part Number	351580-B21

Technical Information
Compatibility	HPE Smart Array 641,HPE Smart Array 642,HPE Smart Array 6i

Physical Characteristics
Condition	Refurbished
Weight	5.00

Miscellaneous
Eco Friendly	Yes
Assembly Required	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, CCC, UL, TUV, cULus, CSA, cUL

Product Description
This 128MB battery-backed write cache module is designed to work with HPE Smart Array 641, 642, and 6i controllers. It stores data temporarily in cache memory and uses battery power to preserve that data during unexpected power loss, preventing data corruption. This feature is especially important in environments where data integrity is critical. Commonly found in enterprise storage setups, this write cache module helps servers handle high I/O workloads more efficiently. IT administrators and data centers that require dependable storage performance often deploy these modules to enhance their existing HPE Smart Array configurations. Key Features Battery backup maintains cache contents during outages Compatible with multiple HPE Smart Array controller models Reduces risk of data loss during power interruptions 128MB cache capacity for improved write speeds Easy installation within supported controllers These modules are typically installed in servers running critical applications or databases where write caching improves speed without compromising data safety. They play a vital role in maintaining system stability and data consistency in real-world data centers and enterprise IT environments.

Use Cases
The HPE 351580-B21 Battery-Backed Write Cache Module is commonly deployed in enterprise and data center environments where maintaining data integrity during unexpected power disruptions is critical. It is particularly beneficial for IT professionals managing high-transaction workloads or virtualization platforms that rely on consistent storage performance and reliability. How It's Used: Enhancing data protection in rack-mounted servers running database applications within enterprise IT infrastructures. Supporting virtualization hosts in data centers to reduce write latency and safeguard cached data during power outages. Improving performance and resilience in SMB storage clusters requiring consistent write caching under heavy I/O loads. Integrating with remote office servers where power stability may be less reliable, ensuring data integrity. Facilitating high-availability storage solutions in cloud service provider environments that demand robust cache backup. By preserving write cache during power failures, this module helps maintain system uptime and data consistency. Its integration into HPE Smart Array controllers aids operational efficiency and scalability, especially in environments with demanding storage workloads.

351580-B21 HPE 128MB Battery-Backed Write Cache for Smart Array 641/642/6i

Product Overview

General Information

Technical Information

Physical Characteristics

Miscellaneous

Product Description

Use Cases