Name: H240AS-00 Dell 240W Power Supply for OptiPlex 390 790 PCs
Brand: Dell
SKU: H240AS-00
Price: 152.41 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The Dell 240W Power Supply H240AS-00 serves as a direct replacement power unit for Dell OptiPlex 390 and 790 desktops. It delivers a consistent 240 watts of power output and is designed to fit the original power supply form factor for these systems, maintaining compatibility and system integrity.

General Information
Brand	Dell
Condition	Refurbished

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

Compatibility
Form Factor	Proprietary
Compatible For	Dell OptiPlex 390,Dell OptiPlex 790

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

Physical Characteristics
Weight	3.00

Certifications and Environmental
Assembly Required	No

Product Description
The Dell 240W Power Supply (model H240AS-00) is engineered to deliver reliable power to Dell OptiPlex 390 and OptiPlex 790 desktop computers. It is typically used as a replacement or spare part to maintain the operation of these specific business-class PCs. This power supply is primarily utilized by IT professionals and system administrators responsible for maintaining Dell OptiPlex desktop environments. Key Features Power output of 240 watts suitable for OptiPlex 390/790 desktops Designed specifically for compatibility with Dell OptiPlex models 390 and 790 Standard form factor matching original equipment specifications OEM part ensuring proper fit and electrical characteristics Supports desktop system stability and power requirements This power supply plays a critical role in providing stable electrical power to the OptiPlex systems, ensuring the desktops operate within their designed power specifications. It enables the continued use of legacy hardware in office or enterprise settings without altering system configurations.

Use Cases
This power supply is typically employed in office and enterprise environments where Dell OptiPlex 390 and 790 desktops are in use. It supports IT maintenance teams who need to replace or upgrade power units within these specific desktop models. How It's Used: Replacement power supply for Dell OptiPlex 390 desktop computers Replacement power supply for Dell OptiPlex 790 desktop computers Maintenance part for business IT departments managing Dell desktop fleets Component for refurbishing and repairing Dell OptiPlex 390/790 systems Power supply for supporting stable desktop operation in legacy PC setups In these contexts, the power supply is essential for ensuring that the desktops receive appropriate power to function correctly without system interruptions. It supports the operational lifecycle of the Dell OptiPlex 390 and 790 models.

FAQ's
What Dell models is the H240AS-00 power supply compatible with? The H240AS-00 power supply is compatible specifically with Dell OptiPlex 390 and OptiPlex 790 desktop models. It is designed to fit and function within these systems. What is the power output rating of the H240AS-00? This power supply provides a power output of 240 watts, suitable for the power requirements of the Dell OptiPlex 390 and 790 desktops. Is the H240AS-00 an OEM or third-party power supply? The H240AS-00 is an OEM (Original Equipment Manufacturer) part produced by Dell, ensuring that it meets the original specifications and compatibility standards. Can this power supply fit other Dell desktop models? This power supply is specifically designed for the OptiPlex 390 and 790 models; compatibility with other Dell desktops is not specified and should not be assumed. Does the H240AS-00 require special installation procedures? Installation follows standard procedures for replacing desktop power supplies in Dell OptiPlex 390 and 790 systems. No unique configuration is required beyond proper physical and electrical connection. What form factor does this power supply use? The H240AS-00 uses the form factor designed for the Dell OptiPlex 390 and 790 desktops, matching original equipment specifications to ensure fit and function.