4N505 Specifications
Dell 180 W ATX Power Supply Unit for Legacy Desktops
Manufacturer: Dell
Manufacturer Model: 4N505
Product Line: Dell Desktop Power Supplies
Product Series: 180 W ATX PSU
Product Type: Internal Power Supply Unit
Product Name: Dell 180 W Power Supply (4N505)
KEY FEATURES:
Power Output Capacity: 180 W
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CPU Medics
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Input Voltage Range: 100–120 V AC (for some listings)
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Current: ~6 A at input spec
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Form Factor: Standard ATX internal PSU for compatible Dell desktop systems
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PERFORMANCE:
Major Output Rails (typical for this class): +12 V and other standard ATX rails (details not fully listed)
ENVIRONMENTAL & RELIABILITY:
Designed for legacy desktop use in systems such as Dell OptiPlex GX240, GX260, GX270.
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PHYSICAL:
Form Factor: ATX internal module
Compatibility: Typical for older Dell Dimension/GX/OptiPlex series desktops
If you like, I can check for the detailed official spec sheet (output rail breakdown, efficiency rating, exact dimensions) for the 4N505.

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