Dell RJ574 Pe1855/pe1955 2100w Power Supply

Overview
The Dell RJ574 (also known as PE1855/PE1955) is a high performance 2100w power supply designed for demanding server environments. Engineered to deliver reliable, continuous power, this unit supports a wide range of Dell PowerEdge servers and is built to meet the rigorous standards of modern data centers. Its robust construction and efficient conversion technology help reduce energy costs while maintaining stable operation under heavy workloads.

Key Features

• High output capacity of 2100 watts for maximum server performance
• 80 PLUS Gold efficiency rating for reduced power consumption
• Redundant fan design for improved cooling and lower noise levels
• Modular cable system that simplifies installation and cable management
• Built-in over voltage, over current, and short circuit protection for enhanced safety
• Compatible with Dell PowerEdge models that require RJ574 form factor

Technical Specifications

• Model / Part Number: RJ574
• Power Output: 2100 watts
• Input Voltage: 100-240 V AC
• Input Frequency: 50-60 Hz
• Efficiency: 87 percent minimum at 100 percent load (80 PLUS Gold)
• Operating Temperature Range: 0 to 50 deg C
• Relative Humidity: 20 to 80 percent non condensing
• Dimensions (W x H x D): 7.9 in x 3.5 in x 6.7 in
• Weight: approx 23 lbs
• Connector Types: 8 pin EPS, 6 pin PCIe, multiple SATA and Molex connectors

Applications
The RJ574 power supply is ideal for enterprise servers that demand high power density, such as:

• Virtualization hosts running multiple virtual machines
• High performance computing clusters
• Database servers with intensive I/O operations
• Storage arrays requiring reliable power for large disk volumes
• Mission critical applications where uptime and stability are essential

By choosing the Dell RJ574 2100w power supply, IT professionals can ensure their systems receive consistent, efficient power, helping to maximize performance and extend the lifespan of critical server components.