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Seasonic FOCUS Plus 550 Gold

€71.26 without VAT

Seasonic FOCUS Plus 550 Gold

The 550W Seasonic FOCUS Plus 550 Gold power supply meets the high standards of today's PC sets and is ready for use in future desktop computers. Its fully modular design facilitates installation by enabling to connect only the necessary cables. With a depth of a mere 140mm, the FOCUS Plus series models rank amongst the world's most compact fully modular ATX power supplies. High stability is guaranteed thanks to improved load regulation that reduces both voltage variations and noise. The Seasonic FOCUS Plus 550 Gold PC power supply offers an efficiency of up to 87% at a 100% operating load. This is guaranteed by the 80 PLUS Gold certification. The Seasonic FOCUS Plus 550 Gold is intended for users that look for a unique combination of compact dimensions, high efficiency, and quality.

Key features

  • Solid performance of up to 550W
  • Compact design with a depth of only 140mm, which facilitates installation
  • High efficiency guaranteed by 80 PLUS Gold certification
  • 100% modular cables
  • Complex protection of power circuits
  • 8-pin PCI-E connectors with 2 detachable pins to provide support for 6-pin connectors
  • Ultra silent 120mm fan

Additional information

87%-90% at a 20%-100% operating load
Maximum load:
+3.3V - 20A
+5V - 20A
+12V - 45A
+5VSB - 3A
-12V - 0.3A

41 customers rated
1 000+
customers have purchased
90 %
customers recommend


Performance and format

Performance 550 W
Format ATX


Features and functions Detachable cables, Active PFC, Power switch


Certification 80 PLUS Gold
Performance 89 %


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 120 mm

UK Localisation Message


Width 150 mm (15 cm)
Height 86 mm (8.6 cm)
Depth 140 mm (14 cm)
Code:  UE313s
Warranty: 120 months
Product Number:  SSR-550FX
Links: Manufacturer's Website: