Name: 4P57A37308 Lenovo AcBel 1100W AC Hot-Swap Power Supply
Brand: Lenovo
SKU: 4P57A37308
Price: 171.35 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Lenovo AcBel 1100W AC hot-swap power supply is a reliable component designed to provide stable power to Lenovo servers. It fits into server systems that require high wattage and the ability to swap power modules without shutting down, making it essential in environments where continuous operation is key.

General Information
Brand	Lenovo
Part Number	4P57A37308
Product Type	Server Power Supply
Condition	Refurbished
Alternate Part Number	4P57A37308-12-HU

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50-60Hz
Output	12V DC
Max. Output Power	1100W
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, FCC, UL, TUV, cULus, CSA

Product Description
This Lenovo AcBel 1100W AC hot-swap power supply provides stable and efficient power delivery tailored for Lenovo server systems. Built for environments where uptime is critical, it allows replacement or maintenance without shutting down the server. Often found in data centers and enterprise server racks, it supports heavy workloads and redundant setups to keep systems running smoothly. IT administrators and data center operators rely on this unit to maintain continuous operation while performing maintenance or upgrades. Key Features High-capacity 1100W output designed to handle demanding server power needs Hot-swappable design enables quick replacement without interrupting service Compatible with Lenovo server models requiring AcBel power supplies Built to meet strict reliability and efficiency standards under constant operation Supports redundant power configurations to enhance system resilience This power supply is typically deployed in enterprise data centers where consistent power and minimal downtime are essential. Its hot-swap capability allows technicians to replace faulty units promptly, minimizing service interruptions. The unit’s efficiency also helps reduce operational costs by delivering power effectively without excess waste.

Use Cases
The 4P57A37308 Lenovo AcBel 1100W AC hot-swap power supply is primarily utilized in enterprise server environments where uninterrupted power is critical. IT professionals managing data centers and large-scale virtualized infrastructures rely on this component to maintain continuous server uptime and streamline hardware maintenance without impacting operations. How It's Used: Deployed in high-density rack servers within data centers to support intensive compute workloads with redundant power needs. Used by enterprise IT teams to ensure zero downtime during maintenance by hot-swapping faulty power modules in virtualization clusters. Integrated into storage arrays requiring stable and efficient power delivery for 24/7 data access and backup operations. Implemented in edge computing setups where power redundancy and reliability are vital for remote and distributed systems. Employed in SMB network server cabinets to provide scalable power solutions that accommodate growth without service interruptions. This power supply unit enables operational continuity and scalability by supporting hot-swappable configurations, reducing service disruptions, and optimizing power efficiency in demanding server infrastructures.