Name: PR21C Dell 1100W 80 Plus Platinum Hot-Plug Power Supply for PowerEdge
Brand: Dell
SKU: PR21C
Price: 47.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell PR21C 1100 W PowerEdge power supply combines high-power output, Platinum-level efficiency, and hot-swap redundancy to ensure reliable, energy-efficient performance in demanding enterprise environments such as virtualization clusters and mission-critical data centers.

General Information
Brand	Dell
Part Number	PR21C
Product Type	Server Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
Max. Output Power	1100W
Efficiency Rating	80 Plus Platinum
Hot Swappable	Yes
Redundant Support	No
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary
Compatible For	Dell PowerEdge R530 / R630 / R730 / R730XD / R740 / R740XD / R930 / T440 / T630 / DR4300

Physical Characteristics
Weight	5.00

Certifications and Environmental
Eco Friendly	Yes
Compliance Standards	cURus, CE

Product Description
The Dell PR21C 1100 W power supply delivers high-efficiency, hot-pluggable power to enterprise servers, designed for demanding workloads and seamless hardware maintenance. Key Features 1100 W output supports heavy server loads 80 Plus Platinum certified for top-tier energy efficiency Redundant, hot-swap capable for continuous uptime Wide model compatibility across Dell PowerEdge lines Robust construction engineered for data center resilience This unit is ideal for server environments requiring high availability and energy-conscious operations. It excels in data centers, virtualization hosts, and mission-critical systems where maintaining uptime and efficiency are paramount.

Use Cases
The Dell PR21C 1100W power supply is primarily utilized in enterprise-level server environments where continuous uptime and energy efficiency are critical. IT administrators managing virtualization clusters, database servers, and high-density rack deployments benefit from its robust power delivery and hot-plug redundancy features. How It's Used: Supporting virtualization infrastructure in data centers requiring reliable power for multiple virtual machines. Providing redundant power in mission-critical database servers to prevent downtime during maintenance or failures. Enabling high-density rack server deployments in enterprise IT environments with scalable power needs. Maintaining continuous operations in remote office server rooms through hot-swappable power modules. Powering storage clusters that demand stable and efficient energy consumption for data integrity. This power supply supports operational efficiency by delivering consistent energy with Platinum efficiency, minimizing power losses and heat generation. Its redundant hot-plug design facilitates scalability and maintenance without disrupting server availability, essential for high-demand enterprise workloads.