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Dell YX445 ATX12V 300W internal power supply unit

DELL

DELL YX445 ATX12V Power Supply 300W

SKU CH-9KK3-ZSS9A

A 300 W internal ATX12V power supply with a single 12 V rail, compatible with Dell Vostro 220 and Inspiron 530, 545, 546 and 580 desktops

  • Plug typePower Supply
  • Delivers 300 W output for stable desktop operation
  • Single +12 V rail simplifies power distribution
  • Supplies 3.3 V, 5 V, 12 V and -12 V rails for full component compatibility
  • Internal ATX12V form factor fits standard chassis
  • Compatible with Vostro 220 and Inspiron 530, 545, 546, 580 desktops

Dell YX445 300W ATX12V Power Supply

This internal ATX12V power supply delivers 300W of output power through a single +12V rail. It provides output voltages of 3.3V DC, 5V DC, 12V DC and -12V DC. The unit is built for Dell desktop computers requiring a direct replacement part.

Suits owners of listed Dell Vostro

This unit fits the Dell Vostro 220 and Inspiron models 530, 545, 546 and 580 series including MT, ST and s variants. Builders working on non-Dell chassis or systems needing higher wattage should look at other options.

The 300W rating and specific Dell compatibility

Only the 300W output and the exact model numbers listed in the compatibility data confirm whether this part matches your system. Verify your desktop model against the supported list before purchase.

How it compares

Measured against everything we stock in Switch Modules, Transceivers & Add-Ons, at today’s prices. Recalculated every night.

Price $42.99
Cheaper than about 67% of the 1,517 comparable items (median $68.99).

Specifications

Product
Brand nameDell
Power
Plug typePower Supply

Questions about this item

What is the maximum sustained output power of the YX445 unit?

The power supply delivers up to 300 W of continuous output power.

How many +12 V rails does the supply use and what is the form factor?

It uses a single +12 V rail and fits the standard internal ATX form factor.

Which Dell desktop models is this 300 W ATX supply compatible with?

It supports the Vostro 220 and Inspiron 530, 545 MT, 545 ST, 546 MT, 546 ST, 580, 580s and 580 MT.

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