Name: SP57A53397 Lenovo ThinkSystem 550-Watt Platinum Hot-Swap Power Supply
Brand: Lenovo
SKU: SP57A53397
Price: 114.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Lenovo ThinkSystem 550-Watt Platinum Hot-Swap Power Supply provides efficient and reliable power for ThinkSystem servers. It fits seamlessly into server setups that require energy-saving operation alongside the flexibility to replace power modules without interrupting service.

General Information
Brand	Lenovo
Part Number	SP57A53397
Product Type	Server Power Supply
Condition	Refurbished
Alternate Part Number	SP57A53397-12-HU

Technical Information
Input Voltage	100-240V AC (auto-ranging)
Input Frequency	50/60 Hz
Output	12V
Max. Output Power	550W
Efficiency Rating	80 Plus Platinum
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
Compliance Standards	WEEE, RoHS, cURus, CE, UL, TUV

Product Description
This Lenovo ThinkSystem 550-Watt Platinum Hot-Swap Power Supply is built to provide reliable and efficient power to Lenovo ThinkSystem servers. It ensures stable operation with its high power output and energy-saving Platinum certification. Often found in data centers and enterprise environments, this power supply supports continuous server uptime by allowing hot swapping during maintenance without shutting down the system. IT professionals and system administrators benefit from its reliability and ease of use. Key Features Platinum-level power efficiency to minimize electrical waste Hot-swappable unit enabling quick replacement without downtime Designed specifically for Lenovo ThinkSystem server compatibility Compact form factor to fit existing server chassis Built to reduce heat output and improve cooling efficiency This power supply is typically deployed in enterprise server racks where uninterrupted operation is critical. Its energy-efficient design helps lower operational costs and maintain environmental standards. With easy installation and dependable performance, it plays a key role in keeping data center servers consistently powered.

Use Cases
The Lenovo ThinkSystem 550-Watt Platinum Hot-Swap Power Supply is primarily utilized in enterprise server environments where continuous uptime and energy efficiency are critical. IT administrators managing data centers or virtualized workloads benefit from its hot-swappable capability to maintain operations without downtime. How It's Used: Deployed in data center racks supporting virtualization clusters requiring continuous power without service interruptions. Integrated into remote office server setups to optimize energy consumption while allowing easy module replacement by onsite technicians. Used in enterprise IT environments running storage arrays where power efficiency reduces heat output and operational costs. Incorporated within high-availability server configurations to ensure seamless maintenance during hardware upgrades or failures. Employed in edge computing deployments where compact, reliable power supplies must handle fluctuating workloads with minimal downtime. This power supply supports operational stability and scalability by enabling efficient power management and flexible maintenance practices. Its design helps organizations maintain performance and reduce energy costs in complex server environments.