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Rectangular black metal power supply unit with fan grille and power socket visible

ARENTI

ARENTI 550W 2 in 1 accessory

SKU CH-EHSK-NPPJR

550 W power supply unit compatible with multiple HP desktop models including Z2 and Envy series, delivering 12.1 V at 18 A

  • 550 W maximum output powers demanding desktop builds
  • 100–240 V AC input works worldwide without a converter
  • +12.1 V rail delivers 18 A for stable GPU and CPU supply
  • Compatible with HP Z2 280 288 600 680 800 880 G4 G5 G6 G8 desktops
  • Replaces OEM part numbers L75200-001 L75200-004 PA-5551-1HA PA-5501-2

Compatible 550W replacement unit

This 550W power supply replaces the original unit in HP Z2 and desktop towers from the G4, G5, G6 and G8 families. It accepts 100-240V AC input at 6.6A and delivers +12.1V at 18A on the main rail. The package includes one power supply ready for installation. Model reference is PCK0264.

Suits owners of listed HP desktops

Builders maintaining HP Z2 280, 288, 600, 680, 800 or 880 workstations will find the correct connectors and form factor. Systems requiring a different wattage, alternate voltage rails or proprietary pinouts not covered by part numbers L75200-001, L75200-004, PA-5551-1HA or PA-5501-2 should use another unit.

550W maximum power rating

The 550W peak output determines whether this unit can support the installed CPU, GPU and drive configuration. Verify the total system draw against this limit before fitting the replacement.

Highlights

  • 550 W maximum output powers demanding desktop builds
  • 100–240 V AC input works worldwide without a converter
  • +12.1 V rail delivers 18 A for stable GPU and CPU supply
  • Compatible with HP Z2 280 288 600 680 800 880 G4 G5 G6 G8 desktops
  • Replaces OEM part numbers L75200-001 L75200-004 PA-5551-1HA PA-5501-2

Specifications

No published specifications for this item yet.

Questions about this item

Which compatible HP desktop series does this 550W unit support?

The power supply is listed for HP Z2 280 288 600 680 800 880 G4 G5 G6 G8 Envy TE01 Pavilion TG01 TP01 desktops and matches part numbers L75200-001 L75200-004 PA-5551-1HA PA-5501-2.

What does the 550W rating mean for my system?

The unit delivers up to 550W total with a +12.1V rail rated at 18A, supplying the main power for CPU and graphics components inside compatible HP desktops.

What power input standard does the PSU use and what does it cap?

It accepts AC 100-240V at 50-60Hz with a 6.6A maximum draw, so it works on worldwide mains voltages without a voltage switch.

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