Lite-On PS-6311-2DF2-LF 305-Watt Power Supply for OptiPlex GX620

Brand: Lite-On (Dell equivalent/replacement) · SKU: PS-6311-2DF2-LF · MPN: PS-6311-2DF2-LF · Category: Components

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This is a 305W Power Supply Unit (PSU) manufactured by Lite-On, often associated with Dell systems like the OptiPlex GX620 and Dimension series (3100, 5100, 5150, E310, E510, E520, E521) and PowerEdge SC430/SC440. The unit is rated for 305 Watts maximum output power. Input voltage range is typically 100-120V AC @ 9A or 200-240V AC @ 4.5A, 50-60Hz. Key DC Outputs include +5V @ 22A max, +3.3V @ 17A max, +12VA @ 18A max, +12VB @ 18A max, -12V @ 1A max, and +5VFP @ 2A max. Combined power on +3.3V and +5V rails should not exceed 150W, and combined power on +12VA and +12VB rails should not exceed 264W. The total maximum continuous DC output power shall not exceed 305W. It includes connectors such as one 24-Pin ATX Connector (P1), one +12V 4-Pin Power Connector (P2), one 6-Pin Dell Proprietary Connector (P4), one Floppy Drive (FDD) Connector (P7), and two SATA Connectors (P3/P5). Dimensions are typically 140mm x 98mm x 150mm or 139mm X 150mm X 98mm. It features one cooling fan.

Specifications

Form FactorInternal
ManufacturerLite-On
DC Output +5V22A max
Input Voltage100-120V~/9A, 200-240V~/4.5A (50-60Hz)
DC Output +12VA18A max
DC Output +12VB18A max
DC Output +3.3V17A max
Max Power Output305W
Quantity of Fans1
Warranty90-day or 30 Day Warranty (Varies by seller)
Weight8 lb
Dimensions140mm x 98mm x 150mm

Key Features

A 305-Watt internal power supply unit compatible with various Dell OptiPlex and Dimension desktop models, manufactured by Lite-On. It supports both 100-120V and 200-240V input ranges and provides multiple DC voltage rails necessary for system operation.

Frequently Asked Questions

Is this product genuine OEM?

Yes, this Lite-On PS-6311-2DF2-LF 305-Watt Power Supply for OptiPlex GX620 (PS-6311-2DF2-LF) is 100% genuine Lite-On (Dell equivalent/replacement) hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.

What warranty is included?

This Lite-On PS-6311-2DF2-LF 305-Watt Power Supply for OptiPlex GX620 includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.

How long does shipping take?

We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.

Can I return this product?

Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.

Is the Lite-On PS-6311-2DF2-LF 305-Watt Power Supply for OptiPlex GX620 compatible with my system?

Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the PS-6311-2DF2-LF.

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