Name: N305P-03 Dell 305W ATX Power Supply for OptiPlex 320-960 Dimension E520
Brand: Dell
SKU: N305P-03
Price: 159.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell N305P-03 305 W internal ATX power supply offers robust multi-rail output, wide voltage input, and broad connectivity, making it a dependable solution for rejuvenating older OptiPlex and Dimension desktop systems in business, educational, or IT lab settings.

General Information
Brand	Dell
Part Number	N305P-03
Product Type	Desktop Power Supply
Condition	Refurbished

Technical Information
Input Voltage	100-120V AC / 200-240V AC
Input Frequency	50-60 Hz
Max. Output Power	305W
Hot Swappable	No
Redundant Support	No
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Multi 12V Rail
Number of Fans	1

Compatibility
Form Factor	Proprietary
Compatible For	Dell OptiPlex / GX / Dimension / E-series models

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

Physical Characteristics
Dimensions	140 x 98 x 150 mm
Weight	3.00

Certifications and Environmental
Eco Friendly	Yes
Compliance Standards	RoHS, CE

Product Description
The Dell N305P-03 delivers stable and efficient 305 W power for legacy Dell desktops, ideal for system maintenance or rebuilding older OptiPlex and Dimension models. Key Features Single 24-pin ATX and auxiliary connectors, SATA, IDE, floppy support Fully tested genuine Dell unit-refurbished grade-A quality Compact 140 x 98 x 150 mm form factor fits tight chassis Reliable multi-voltage rails for balanced system power delivery Perfect for refurbishing mid-2000s Dell desktops in office, educational, or lab environments. Enables seamless replacement and restoration of aging systems with minimal downtime and maintaining compatibility with original factory components.

Use Cases
The Dell N305P-03 power supply is primarily suited for IT environments maintaining legacy Dell OptiPlex and Dimension desktop systems. It caters to organizations requiring reliable power solutions for mid-life hardware in classrooms, small business offices, and repair workshops focusing on system longevity and stability. How It's Used: Replenishing power units in enterprise IT labs running OptiPlex 740-960 for software testing and development. Supporting educational institutions with OptiPlex 320-360 desktops for classroom computing and student workstations. Facilitating SMB networks that rely on GX620 and Dimension E520/E521 systems for daily administrative tasks. Enabling IT service centers to refurbish and repair Dell desktops by replacing aging power supplies with compatible units. Maintaining operational continuity in remote offices using OptiPlex 745 and 755 models where hardware upgrades are limited. This power supply supports operational efficiency by ensuring consistent power delivery to legacy systems, minimizing downtime. Its compatibility with multiple Dell desktop lines aids in scalable maintenance strategies across diverse IT environments.