Lenovo 1100W Power Supply (80 PLUS Titanium, Hot-Plug)

Usage Area

The Lenovo 1100W power supply unit (PN 4P57A72666) is designed for deployment in rack-mounted and tower servers operating within enterprise data centers and server rooms. It provides reliable DC power delivery for continuous 24×7 operation in mission-critical infrastructure. The unit is suitable for systems requiring redundant power configurations to ensure high availability and fault tolerance. It supports hot-swap replacement, minimizing downtime during maintenance or hardware upgrades.

Construction Features

• Hot-plug (hot-swap) design enables replacement without powering down the server.
• Supports 1+1 redundant power configuration for enhanced system reliability.
• Enterprise-class construction rated for round-the-clock (24×7) operation.
• Form factor and connectors engineered for Lenovo rack and tower server chassis.
• High-efficiency power conversion topology reducing heat dissipation.

Technical Parameters

• Part Number (PN): 4P57A72666
• Manufacturer: Lenovo
• Model: Lenovo 1100W
• Output Power: 1100 W
• Efficiency Certification: 80 PLUS Titanium
• Type: Hot-plug (hot-swap)
• Class: Enterprise server grade (24×7)

Standards & Certification

The power supply unit complies with the 80 PLUS Titanium certification, ensuring high energy efficiency under typical server loads. As a Lenovo enterprise component, it is designed to meet industry standards for safety and electromagnetic compatibility applicable to server equipment in the EU market. The unit is intended for integration into certified Lenovo server platforms, maintaining system-level compliance.