Introduction to RAID Controller Backup
The 0NU209 Dell 3.7V DC RAID Controller Backup is a battery backup unit that is designed to provide power to a RAID controller in the event of a power outage. This allows the RAID controller to flush any data that is in its cache to non-volatile storage, such as hard drives or solid-state drives, before the power is lost. This helps to protect against data loss and corruption in the event of a power outage.
The 0NU209 Dell 3.7V DC RAID Controller Backup is specifically designed for use with PowerEdge servers, and it is compatible with a variety of RAID controllers from Dell. It is intended to provide a reliable and robust solution for protecting data in a server environment.
The 0NU209 Dell 3.7V DC RAID Controller Backup is a critical component in ensuring the availability and integrity of data stored on the server. It is easy to install and maintain, and it can be used in conjunction with other data protection and disaster recovery solutions to provide a comprehensive data protection strategy.
The capacity of the 0NU209 Dell 3.7V DC RAID Controller Backup refers to the amount of energy that the battery can store. This is usually measured in ampere-hours (Ah) or watt-hours (Wh). The higher the capacity of the battery, the longer it will be able to provide power to the RAID controller in the event of a power outage.
The specific capacity of the 0NU209 Dell 3.7V DC RAID Controller Backup is not specified, but it is likely to be sufficient to provide enough power to allow the RAID controller to flush its cache to non-volatile storage before the battery is depleted. The capacity of the battery will also be affected by the specific RAID controller that it is being used with, as well as the number and type of hard drives or solid-state drives that are connected to the RAID controller.
It is important to note that the capacity of the battery will decrease over time as the battery is used and recharged. The battery's capacity will also decrease if it is exposed to extreme temperatures, which can shorten the lifespan of the battery. To ensure the reliable performance of the battery, it is important to follow the manufacturer's recommendations for use and maintenance.
Compatibility with PowerEdge Battery
The 0NU209 Dell 3.7V DC RAID Controller Backup is specifically designed for use with PowerEdge servers. This means that it is compatible with a variety of different PowerEdge server models, and it is designed to work seamlessly with the RAID controllers that are commonly used in these servers.
When using the 0NU209 Dell 3.7V DC RAID Controller Backup with a PowerEdge server, it is important to ensure that the server's firmware and drivers are up to date and that the battery is properly installed and configured. It is also important to check the specific compatibility of the battery with the RAID controller that is being used, as well as the number and type of hard drives or solid-state drives that are connected to the RAID controller.
Dell provides a compatibility matrix for their battery products, where you can check the compatibility of the battery with specific servers and RAID controllers. It is always recommended to check the compatibility before buying or installing the battery.
It is important to note that the 0NU209 Dell 3.7V DC RAID Controller Backup is designed for use in a server environment and may not be compatible with other types of devices or systems. It is also important to follow the manufacturer's recommendations for use and maintenance to ensure the reliable performance of the battery.
General Information about this Dell 0NU209
- Manufacturer : Dell
- Model Number or SKU# 0NU209
- Type : Battery
Technical Information of 3.7V Battery
- Battery Type : Lithium-ion
- Battery Voltage : 3.7V
- Battery Capacity: 1892 MAH
- Dell PowerEdge 1900, PowerEdge 1950, PowerEdge 2900, PowerEdge 2950, PowerEdge 840, NU209, PowerEdge R710, PowerEdge R900, PowerEdge R910, PowerEdge R810, PowerEdge R815, PowerEdge R715, PowerEdge R610, PowerEdge R510, PowerEdge R515, PowerEdge R410, PowerEdge T410, PowerEdge T610, PowerEdge T710.
- PowerVault NX300, PowerVault NX3000, PowerVault NX3100, Poweredge 6850, Poweredge 6950, E2K-UCP-61(B), Perc 5i, PERC5I, PowerEdge H700
About Refurbished Products
Computer servers have RAID controllers. RAID is a short form for Redundant Array Independent Disk that sits between the operating system and data storage devices. As the name suggests, RAID provides redundancy and improves the performance of disk storage devices. RAID controllers virtualize the storage drives into different groups that possess both data protection and redundancy features.
Why Do RAID Controllers Need Batteries?
Any RAID Controller should have a battery to avoid data loss when there is a power outage on the mainline. The batteries can be smart cache, capacitors, or lithium-ion batteries. When the main power goes out before the data write to the cache is completed, it can be lost. As a result, controllers, not necessarily RAID controllers, switch to the backup battery to complete the write sequence. You should ensure that the battery controller is in good working condition.
Controller Battery by Voltage
Different servers have different controller models. That means that the controller batteries also must have varying specifications. Apart from the physical size, the voltage rating is a crucial factor to consider. There are different battery ratings for different systems. For example, you will need 4.3V batteries for DL580 servers and 4.8V batteries for P-series controllers. Similarly, the 7.2V battery is for HP ProLiant BI460C servers. Check the voltage rating of the controller battery to ensure that it matches that which your system has. Any deviation can lead to costly disasters.
Battery Controller for Different Applications
Controller batteries are application-specific. You can only shop for a new battery after knowing the target device. Otherwise, it will just be a waste of time and resources. Dell PERC controller batteries are for PowerEdge servers, and HP controller batteries are for P-series servers. You cannot exchange the tow or any other battery controller. As a piece of advice, always consult with technical experts if not sure about the controller battery you need to buy.
Excellent Shopping Experience at AllHDD
ALLHDD is a one-stop shop for all controller batteries. If you need to replace any of your batteries, regardless of the model, just shop with us. We have a collection of high-quality and original controller batteries for every computer. Being a certified supplier, you can trust products we sell as meeting the industry standards and have a manufacturer's warranty.
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