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Seasonic Prime Ultra 550W Gold

€90.06 without VAT

Seasonic Prime Ultra 550W Gold

The Seasonic Prime Ultra is a PC power supply with a power of 550W, which meets the demanding requirements of today's PC setups and is ready to meet the future requirements of a new generation of desktop computers. Installation is simplified by the 100% modular design, which allows you to connect only the necessary cables. With a depth of 150mm, the Prime models are ranked among compact, fully modular ATX sources. High stability is ensured by the superb regulation with low ripple and low noise. The Seasonic Prime Ultra brings you an efficiency of up to 90% with a 50% workload. This is documented by the of 80 PLUS Gold certification. This power supply will be appreciated by users who are looking for a unique combination of compact dimensions, high efficiency and excellent quality.

The Seasonic Prime Ultra 550W Gold and its Key Features

  • A superb power output of up to 550W
  • Compact design with a depth of just 150mm for easier installation
  • High efficiency documented by the 80 PLUS Gold certification
  • 100% modular cabling
  • Multiple power circuit protection
  • 8-pin PCI-E connectors with 2 detachable pins for supporting 6-pin connectors
  • Closer output voltage range (less than 0.5%)
  • Enhanced ultra silent 135mm fan - activated only when a 40% workload is reached
  • "CabelFree" design - the connectors are brazed directly onto the board
  • Power supply tester included in the package 
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UK Localisation Message

Performance and format

Performance 550 W
Format ATX


Features and functions Detachable cables, Active PFC, Power switch


Certification 80 PLUS Gold


Connectors ATX 24 pin, CPU 8pin / 4+4pin
Number of PCI express 8-pin
Number of serial ATA 15-pin
Number of molex HDD 4-pin
Number of molex FDD 4-pin

Cooling system

Fan size 135 mm


Width 140 mm (14 cm)
Height 86 mm (8.6 cm)
Depth 150 mm (15 cm)
Code:  UE313o5b
Warranty: 144 months
Product Number:  SSR-550GD2
Links: Manufacturer's Website: