Name: PS-4281-02-VA Lenovo 280-Watt Power Supply for Thinkstation E31
Brand: Lenovo
SKU: PS-4281-02-VA
Price: 175.09 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Lenovo 280-watt power supply for ThinkStation E31 provides reliable and efficient power delivery specifically designed to fit this workstation model. It integrates directly into the E31 chassis, supporting its hardware demands while maintaining stable operation during intensive computing tasks.

General Information
Brand	Lenovo
Part Number	PS-4281-02-VA
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50-60 Hz
Output	12V,5V,3.3V
Max. Output Power	280W
Hot Swappable	No
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	Thinkstation E31

Connectors
Connector Types	24-pin ATX, 4-pin CPU, SATA, Molex

Physical Characteristics
Weight	3.00

Certifications and Environmental
Compliance Standards	RoHS, CE, FCC, UL

Product Description
This 280-watt power supply is built specifically for the Lenovo ThinkStation E31, providing steady power to all internal components. It is commonly found in office and professional environments where the ThinkStation E31 is used for tasks like CAD design, video editing, and data analysis. Engineered to fit seamlessly into the E31 chassis, this power supply supports the workstation's needs without unnecessary bulk or complexity. It's often chosen by IT departments and professionals who want a dependable power source tailored to their Lenovo setup. Key Features Delivers consistent 280 watts tailored for ThinkStation E31 requirements Fits directly into Lenovo E31 with compatible connectors and mounting points Maintains efficient power conversion with minimal energy loss Built to ensure reliable operation under typical workstation loads Supports stable system performance during high-demand tasks In practice, this power supply is typically installed in Lenovo ThinkStation E31 units found in offices, design studios, and engineering firms. It plays a crucial role in keeping workstations running smoothly and avoiding downtime caused by unreliable power sources.

Use Cases
The Lenovo 280-watt power supply for ThinkStation E31 is predominantly utilized in professional workstation setups requiring dependable power management. It suits environments where uninterrupted power delivery is critical, such as engineering firms, digital content creation studios, and small to medium-sized enterprise (SME) IT departments managing intensive computational workloads. How It's Used: Supporting CAD and 3D modeling workstations in engineering offices where continuous power stability is crucial for complex design tasks. Providing reliable power in digital media production environments, ensuring smooth rendering and editing processes without power interruptions. Enabling virtualization hosts within SME IT infrastructures that demand consistent power for multiple virtual machines hosted on ThinkStation E31 systems. Maintaining operational efficiency in remote branch offices deploying ThinkStation E31 workstations for data analysis and reporting workloads. Facilitating scientific computing tasks in research labs where workstation reliability directly impacts experiment data integrity. This power supply unit ensures ThinkStation E31 systems maintain stable operation under varied workloads, thereby supporting business continuity and operational scalability. By delivering consistent power, it helps preserve hardware longevity and system performance in technical and computationally intensive settings.