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Grey ATX power supply unit with single fan

Replace Power

Replace Power ATX power supply for HP Pavilion 550-108a

SKU CH-TBWH-SWY43

ATX power supply with 20+4 pin, 12V 4-pin, SATA and 6-pin connectors for HP Pavilion 550-108a desktop

  • Fan configuration1
  • Product colorGrey
  • Product typeATX
  • Product weight1
  • Reliable replacement upgrade for HP Pavilion 550-108a desktop
  • Standard 20+4 pin ATX connector powers the motherboard
  • Dedicated +12V 4-pin connector feeds the CPU
  • Six-pin power connector supports discrete graphics cards
  • Three SATA connectors run drives and peripherals

HP Pavilion 550-108a compatible PSU

This Replace Power ATX unit is built as a direct replacement for the HP Pavilion Desktop 550-108a. It delivers standard ATX power through a grey chassis cooled by one fan. The supply includes a 20+4 pin ATX connector, a +12V 4-pin connector, three SATA connectors, one 6-pin connector and one mini-SATA connector. It is sold new and weighs 1 kilogram.

Who should buy this unit

Owners of the HP Pavilion 550-108a desktop who need a like-for-like power supply will find the correct connector set and physical fit. Builders working on other chassis or requiring higher wattage, modular cables, additional PCIe power connectors or a different form factor should look at other options.

Connector count decides fit

The single 6-pin connector and three SATA connectors determine whether this unit can power the graphics card and drives in your 550-108a. If your configuration needs more 6-pin or SATA connections, this supply will not meet the requirement.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $61.99
Cheaper than about 84% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Brand nameReplace Power
Product colorGrey
Product typeATX
More details
Fan configuration1

Questions about this item

What connectors come with the power supply and do I need to buy any cables separately?

The unit includes a 20+4 pin ATX connector, a 4-pin +12V connector, three SATA connectors and one 6-pin power connector so no extra cables are required for a standard HP Pavilion 550-108a installation.

Which Replace Power ATX model should I choose for my HP Pavilion 550-108a desktop?

This specific Replace Power ATX unit is built as a direct replacement for the HP Pavilion 550-108a so you do not need to select between different versions or capacities.

What does the 12 V rail rating mean once the PSU is installed in my Pavilion 550-108a?

The 12 V rail supplies power to the CPU through the 4-pin connector and to the graphics card through the 6-pin connector so the rating determines how much combined current those components can draw.

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