Lenovo 4P57A12649 ThinkSystem 450W(230V/115V) Platinum Hot-Swap Power Supply

Overview

The Lenovo 4P57A12649 is a 450W hot-swap power supply unit designed to provide reliable power for the ThinkSystem SR250 server. Its 80 PLUS Platinum certification ensures high energy efficiency, reducing power consumption and heat generation, which is critical for dense server deployments. This unit is built for environments requiring continuous operation and the ability to replace power modules without shutting down the system.

Compatibility

This power supply is specifically engineered for the Lenovo ThinkSystem SR250 server. It is designed to integrate seamlessly with the server's chassis and power distribution system, ensuring proper fit and function. It supports both 115V and 230V AC input ranges, allowing for deployment in various regions.

Installation Notes

The 4P57A12649 features a hot-swap design, allowing for replacement or addition while the server is powered on, provided a redundant power supply configuration is in use. It utilizes active cooling via a single fan to maintain optimal operating temperatures. Dimensions are 4.00 x 8.00 x 4.50 inches (L x W x H), and the unit weighs 2.05 lbs. Ensure the server's internal power backplane is compatible and that sufficient clearance is available for the unit and its airflow path.