Name: R1RK9 Dell 400W Redundant Hot-Swap Power Supply Unit
Brand: Dell
SKU: R1RK9
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Dell R1RK9 400W Redundant Hot-Swap Power Supply provides backup power capability to compatible Dell servers. It supports hot-swapping, meaning it can be replaced without shutting down the system, and delivers 400 watts of power to maintain server operation during maintenance or hardware updates.

General Information
Brand	Dell
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50/60Hz
Output	12V
Max. Output Power	400W
Hot Swappable	Yes
Redundant Support	Yes
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary

Physical Characteristics
Weight	3.00

Certifications and Environmental
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, UL, cULus

Product Description
The Dell R1RK9 400W Redundant Hot-Swap Power Supply is designed to provide reliable power delivery and support continuous operation in compatible Dell servers. This power supply allows users to replace or add a power supply unit without powering down the system, ensuring minimal disruption during maintenance or hardware upgrades. This component is typically used in enterprise server environments where uptime is critical. IT administrators and data center professionals benefit from the ability to maintain power redundancy and reduce system downtime. Key Features 400 watts power output capacity suitable for Dell server systems Redundant design enables backup power supply configuration Hot-swappable functionality allows replacement without system shutdown Designed specifically for use with compatible Dell servers Helps maintain system availability in mission-critical environments This power supply unit plays a key role in maintaining server stability by allowing power redundancy. It supports continuous operation and operational flexibility, which is essential in data centers and enterprise IT infrastructure where system availability is paramount.

Use Cases
The Dell R1RK9 power supply is typically deployed in enterprise server environments requiring high availability and service continuity. It is suited for data centers and IT infrastructures where maintaining uptime during hardware servicing is important. How It's Used: Installed as a redundant power supply in Dell server systems to provide backup power capacity Used in data centers to enable maintenance without system downtime Employed by IT professionals to improve server reliability during component replacement Deployed in environments where continuous power supply is necessary for critical applications Integrated into server setups where power supply failure risk mitigation is required This power supply supports operational resilience by allowing servers to remain powered while servicing is performed. Its redundancy and hot-swap features contribute to reducing service interruptions and maintaining consistent power delivery.

FAQ's
What systems is the Dell R1RK9 power supply compatible with? The Dell R1RK9 power supply is designed for specific Dell server models. Compatibility depends on the server model, so confirm server specifications before purchase. What does redundant power supply mean? A redundant power supply provides backup power in case the primary unit fails, enhancing system availability by preventing downtime. How does hot-swap functionality work? Hot-swapping allows the power supply to be replaced or added without powering down the server, ensuring continuous operation during maintenance. Is the Dell R1RK9 suitable for standalone use? This power supply is intended for use as part of a redundant power supply setup and may not function as a sole power source in all configurations. What is the power output of the R1RK9 unit? The Dell R1RK9 delivers 400 watts of power, suitable for its compatible server systems. Does installation require system downtime? No, the hot-swap feature allows installation or replacement without shutting down the server.