Name: 4X20G87846 Lenovo 450W Redundant Power Supply Hot-Swappable
Brand: Lenovo
SKU: 4X20G87846
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The Lenovo 450W Redundant Power Supply (4X20G87846) delivers backup power to compatible Lenovo systems, supporting uninterrupted operation. Its 450W capacity and hot-swappable design enable fault tolerance and ease of maintenance within server and workstation environments.

General Information
Brand	Lenovo
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50Hz,60Hz
Output	12V
Max. Output Power	450W
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
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, UL, cULus

Product Description
The Lenovo 450W Redundant Power Supply (4X20G87846) provides a backup power source designed to maintain system operations in the event of a primary power supply failure. It is generally used in Lenovo server and workstation environments where continuous power is critical. This power supply unit is typically employed by IT administrators and data center personnel to ensure system availability and minimize downtime. Key Features 450 watts of power output suitable for Lenovo hardware Redundant configuration to provide fault tolerance Designed for hot-swapping to allow replacement without powering down the system Compatible with specific Lenovo server and workstation models Compact form factor aligning with Lenovo system chassis By integrating this redundant power supply, organizations can improve their system reliability and operational continuity. Its hot-swappable feature facilitates maintenance efforts, minimizing disruptions during component replacement.

Use Cases
This redundant power supply is commonly used in data centers and enterprise environments requiring high system availability. It supports workloads where power continuity is essential and is suited for IT professionals managing Lenovo hardware. How It's Used: Providing backup power in Lenovo servers and workstations Supporting continuous operation in critical business applications Allowing hot-swappable replacements to avoid system downtime Enabling fault tolerance in multi-power supply configurations Used in environments with redundant power infrastructure The product ensures that power supply failures do not interrupt system functions, thereby maintaining operational stability. Its design aligns with Lenovo hardware to facilitate integration and support maintenance workflows.

FAQ's
What systems are compatible with the Lenovo 4X20G87846 power supply? This power supply is compatible with select Lenovo servers and workstations designed to support a 450W redundant power module. Compatibility should be confirmed against the specific Lenovo model documentation. What does "redundant" mean in this power supply? Redundant refers to the power supply's role as a backup unit that operates alongside a primary supply to maintain power if one unit fails, enhancing system reliability. Can the 4X20G87846 be replaced without shutting down the system? Yes, this power supply supports hot-swapping, allowing it to be removed and replaced while the system remains powered on. What is the power output rating of this Lenovo power supply? The 4X20G87846 power supply provides a rated output of 450 watts to support system power requirements. Is the 4X20G87846 suitable for non-Lenovo systems? This power supply is designed specifically for Lenovo hardware; compatibility with non-Lenovo systems is not supported or documented. Does this power supply require any special installation tools or procedures? No special tools are typically required; the module is designed for straightforward installation following Lenovo system guidelines.