If you change your mind, you can return all or part of your order.
Next Day Delivery
Order before 4pm*, and in-stock products will be with you the next day. (Or Saturday. Or even Same Day).
WorldWide Deliveries
Wherever you are in the world, we can get your order to you at high speed.
SpanStor Build & Test
Our free service helps you choose the right NAS and Drives, then makes sure it is built & ready to use as soon as you get it.
Professional Live Support
We are here to assist you - before, during and after your purchase, by phone, email or live chat.
SPAN.COM Local Map:
2.9 Miles from New Malden (KT3).
3.2 Miles from Kingston Upon Thames (KT).
3.7 Miles from Esher (KT10).
5.9 Miles from Hampton (TW12).
2.8 Miles from Thames Ditton (KT7).
7.1 Miles from Richmond (TW9).
5.9 Miles from Wimbledon (SW19).
5.7 Miles from Teddington (TW11).
10.8 Miles from Earlsfield (SW18).
8.3 Miles from Mitcham (CR4).
12.7 Miles from Croydon (CR).
13 Miles from Center of London (WC).
We use cookies to give you the best experience possible. By continuing to navigate through this site you consent to the use of cookies in accordance with our Cookies Policy
HP Smart Array P840/4GB FBWC 12Gb 2-ports Int SAS Controller - 12Gb/s SAS - PCI Express 3.0 x8 - Plug-in Card - RAID Supported - 2 Total SAS Port(s) - 2 SAS Port(s) Internal Flash Backed Cache
Description Are you looking to add additional storage within the server or looking for advanced features for your server? The HP Smart Array P840 Controller is a full height, PCIe3 x8, 12 Gb/s SAS RAID controller that provides enterprise-class storage performance, increased internal scalability, and data protection for HP ProLiant Gen9 rack and tower servers. It features 16 internal physical links and delivers increased server uptime by providing advanced storage functionality, including online RAID level migration between any RAID levels with FBWC, global online spare, and pre-failure warning. This controller supports 16 drives without need for the SAS Expander Card providing point to point connectivity to SSDs for lower latency. This controller has transportable FBWC allowing the data in the cache to be migrated to a new controller. The Gen9 controllers support the HP Smart Storage Battery that allows multiple Smart Array controllers to be supported, resulting in simple upgrade process.
Increased Performance for Smoother Operations While Providing Lower Latency. The HP Smart Array P840 Controller delivers 12 Gb/s SAS connectivity for HP ProLiant Gen9 Servers when connected to 12 Gb/s internal storage devices for increased performance in messaging, database or general server applications. Offers transportable 4 GB DDR3-1866 Flash Backed Write Cache (FBWC) providing up to 14.9 GB/s cache bandwidth to reduce latency in write-intensive applications that require heavy logging such as databases. HP SmartCache comes standard with this controller providing both read and write acceleration for workloads such as databases or web pages. This controller supports up the 16 drives without need for the SAS Expander Card providing point to point connectivity to SSDs that provides the lowest latency.
Data Protection with Encryption Capability. The HP Smart Array P840 Controller offers optional HP Secure Encryption capability that protects data at rest on any bulk storage attached to the controller. Long-term data retention with 4 GB Flash Backed Write Cache (FBWC) for improved data reliability. Delivers predictive spare activation for improved rebuild and increased uptime even in a recovery mode.
Configuration Is Efficient and Simple. The HP Smart Array P840 controller allows eight plus eight Small Form Factor (SFF) drives to be attached, configured and managed by the easy–to-use HP Smart Storage Administrator software which is included in the intelligent provisioning of the server. Data compatibility between the HP Smart Array Controller family allows simple and easy migration at any time when needs for higher performance, capacity, or availability increase such as converting an existing storage volume to more advanced disk array configuration.
DISCLAIMER: Product information and images on this page are for guidance only and are liable to change without notice. Some details may refer to the whole category or range, rather than this particular item. Specifications shown are our best interpretation of information supplied by the manufacturer, and are as up-to-date as possible. If you require clarification on any item, please contact us and we will be glad to help you.
☎ Buy HPE ProLiant Gen9 Smart Array 726897-B21 P840/4G SAS-12Gb RAID Controller - PCI-Express-v3 x8, 2xM8 - RAID 0/1/5/6 - 4GB FBWC at the best price » Same / Next Day Delivery WorldWide -- ✔ FREE Business Quotes ☎Call for pricing +44 20 8288 8555 sales@span.com ✓Free Advice --free quotes available. ☎Call for lower price +44 20 8288 8555 ✓Free Advice Included ✓Lowest Price often available