


( Brand: Dell ), ( Part Type: Tray ), ( Manufacturer Part Number: R8N5N 0R8N5N )
The Dell EMC VxRail DD9900 TRAY Power Protector is an essential component of the Dell EMC VxRail appliance infrastructure, designed to provide uninterrupted power supply to the IT equipment housed within the VxRail system. This power protection appliance is specifically engineered for the Dell EMC R840 and R840XA rack-mount servers that are part of the VxRail VxRack solution, and is referred to with the model number R8N5N, or sometimes OR8N5N, depending on the specific configuration.
The DD9900 TRAY Power Protector is a 220V/380V AC input power protection device. It is designed to protect against various power anomalies such as power outages, brownouts, overvoltage, and surges. The appliance utilizes a hot-swappable, stackable design, making it easy to install, upgrade, and maintain. The modular design not only simplifies the management of power protection but also ensures high availability and reduces downtime in case of power disruptions.
The DD9900 TRAY Power Protector offers several power distribution configurations, allowing it to accommodate various server and appliance power requirements. Each power pad on the appliance can deliver up to 5.5A at 240VAC (maximum total power output of 801W) and is equipped with an automatic bypass circuit for seamless transition to the guides' power source in the event of a power protection failure.
The appliance features advanced power management capabilities, including AC power status monitoring, power sequencing, and redundant, hot-swappable fan trays. These features ensure efficient power distribution while safeguarding against power disruptions. The fans provide cooling, and their hot-swappable design allows for maintenance without having to shut down the power protection appliance or risking downtime.
The R8N5N OR8N5N power protection appliance can be managed using the Dell EMC Unified Infrastructure Manager (UIM). Ensuring simple and hassle-free configuration, monitoring, and maintenance. The DD9900 TRAY Power Protector offers peace of mind by ensuring a reliable, uninterrupted power supply to support your mission-critical IT infrastructure.
Introduction
Both Dell Technologies offer power protection solutions to ensure business continuity and prevent data loss. In this comparison, we will evaluate Dell R815n and Dell VxRail DD9900, focusing on their features, benefits, and drawbacks to help you make an informed decision.
Dell R815n
1. High availability power supply design: The R815n comes with redundant power supplies, minimizing the risk of downtime caused by a power failure.
2. Hot-swappable components: In case of any component failure, you can replace the faulty component without having to shut down the system, ensuring maximum uptime.
3. Scalability: The R815n supports a maximum power capacity of 1.2MW and offers flexibility in terms of scalability.
4. Independently managed power distribution: Each component has its dedicated power supply to ensure a stable and efficient power delivery.
5. Expensive: The R815n is a high-end power protection solution, making it costly compared to other options.
Dell VxRail DD9900
1. Pre-integrated infrastructure: The VxRail DD9900 is a pre-integrated solution that includes power protection, making it easier to deploy and manage.
2. Scalability and flexibility: The DD9900 offers flexibility in terms of capacity expansion, allowing you to scale as your business grows.
3. Redundant power supplies: The power supplies in the DD9900 are redundant, ensuring high availability and preventing single points of failure.
4. Advanced power management: The VxRail DD9900 comes with advanced power management features like load balancing and precise power control.
5. Limited customization: Since the DD9900 is a pre-integrated solution, you have limited customization options compared to separate components like the R815n.
Conclusion
When comparing the Dell R815n and Dell VxRail DD9900, both solutions offer high availability power protection and scalability with varying degrees of customization and complexity. The R815n provides more customization and flexibility but requires more management effort and comes with a higher price tag. In contrast, the DD9900 is a pre-integrated solution that is easier to deploy and manage but offers less customization.
Recommendation
The choice between the Dell R815n and Dell VxRail DD9900 depends on your specific requirements. If you desire maximum customization and a high available power protection solution, the R815n might be the better choice. However, if you prefer a pre-integrated, easier-to-deploy solution with advanced power management, the VxRail DD9900 could be the best fit for your needs. It's important to consider your IT infrastructure's size, budget, and desired level of customization when making your decision.
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