Lenovo 4P57A72666 napájací zdroj 1100 W

The Lenovo 4P57A72666 1100 W power supply unit provides 1100 W of continuous output power with an AC input of 230 V, designed specifically for server applications. Built to fit Lenovo ThinkSystem ST650 V2 models 7Z74 and 7Z75, this PSU includes 80 PLUS Titanium certification for very high energy efficiency, helping to reduce power draw and thermal load in dense rack environments. The unit targets reliability and stable voltage delivery for enterprise workloads and critical systems.

Advantages

This 1100 W Lenovo power supply combines high efficiency and enterprise-grade design to deliver dependable power to servers under sustained load. The 80 PLUS Titanium rating indicates minimal energy loss as heat and lower operating costs. Its compatibility with ThinkSystem ST650 V2 ensures straightforward integration into supported chassis. The unit's construction is intended for continuous operation, providing stable output suitable for virtualization, database, and compute-intensive tasks.

Key specifications

• Total output power: 1100 W
• Input voltage: AC 230 V
• Efficiency certification: 80 PLUS Titanium
• Form factor: server hot-swap/replaceable power supply (fits supported Lenovo chassis)
• Intended use: enterprise/server environments for continuous operation

How to use

Install the PSU into a compatible Lenovo ThinkSystem ST650 V2 chassis following the server manufacturer’s service manual and hot-swap guidelines. Ensure the system is powered down or follow hot-swap procedures if supported by the server. Connect the AC input to a properly rated and grounded power distribution unit or outlet supplying 230 V. Verify system firmware and management controllers recognize the installed unit and monitor input/output voltages and temperatures during initial operation.

Recommendations

Operate the power supply within recommended ambient temperature and ventilation limits for the host server, use redundant configurations where continuous uptime is required, and perform regular monitoring via the server management tools to detect power events or declines in efficiency over time.