Name: 45J9446 Lenovo 280W 100-240V ATX Power Supply Unit
Brand: Lenovo
SKU: 45J9446
Price: 122.75 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The 45J9446 Lenovo 280W 100-240V ATX Power Supply delivers 280 watts of power within an ATX form factor, designed specifically for Lenovo desktop configurations. It supports a wide AC input voltage range from 100 to 240 volts, accommodating various global power standards for flexible deployment.

General Information
Brand	Lenovo
Condition	Refurbished

Technical Information
Input Voltage	100-240V AC
Input Frequency	50/60 Hz
Output	+12V,+5V,+3.3V,-12V
Max. Output Power	280W
Hot Swappable	No
Redundant Support	No
Cooling Type	Single-Fan (Blower)
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	ATX

Connectors
Connector Types	24-pin ATX, 4-pin CPU, SATA, Molex

Physical Characteristics
Weight	3.00

Certifications and Environmental
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL, cULus

Product Description
The 45J9446 Lenovo 280W 100-240V ATX Power Supply is designed to deliver consistent power to Lenovo desktop systems. It converts AC input voltage within a wide range of 100-240V to the required DC output suitable for internal components. This power supply is typically used in Lenovo desktop PCs requiring a 280-watt power source. It fits the ATX form factor, making it compatible with standard Lenovo desktop chassis designed for such power supplies. Key Features 280W power output suitable for mid-range Lenovo desktops Wide AC input voltage support from 100V to 240V Standard ATX form factor for system compatibility Manufactured by Lenovo to match hardware specifications Designed for internal desktop use within Lenovo systems Providing the required power while maintaining compatibility with Lenovo desktops, this power supply plays a critical role in system stability and operation. It ensures that connected components receive the necessary power within specified parameters.

Use Cases
This Lenovo 280W power supply is primarily utilized in Lenovo desktop environments requiring reliable 280-watt power delivery. It is suited for office, educational, and light commercial settings where compatible Lenovo desktops are deployed. How It's Used: Replacement power supply for Lenovo desktop repairs or upgrades Power source in Lenovo desktops operating in regions with 100-240V AC mains Integration in Lenovo ATX-compatible desktop chassis Support for Lenovo systems running standard office or business workloads Power management within Lenovo desktop systems needing 280W capacity Overall, this power supply supports consistent operation of Lenovo desktops, ensuring that internal components receive adequate power under varying electrical conditions. It is essential for maintaining system functionality within typical Lenovo hardware environments.

FAQ's
What is the input voltage range for the 45J9446 power supply? The 45J9446 supports an AC input voltage range from 100 to 240 volts, enabling compatibility with power sources worldwide. Which form factor does the Lenovo 45J9446 power supply use? This Lenovo power supply uses the ATX form factor, standard for many desktop computer power supplies. Is the 45J9446 power supply compatible with all Lenovo desktops? The 45J9446 is designed for Lenovo desktops that support 280W ATX power supplies. Compatibility depends on the specific model and power requirements of the desktop. Can this power supply be used outside Lenovo systems? While designed for Lenovo desktops, the 45J9446’s ATX form factor and voltage range may fit other systems if mechanical and electrical specifications align, but Lenovo-specific compatibility is not guaranteed. What wattage does the 45J9446 Lenovo power supply provide? This power supply provides a total output power capacity of 280 watts for the connected system components. Does the 45J9446 support global power standards? Yes, with its 100-240V input range, the power supply supports a broad range of international power standards.