Products / Power Supply / RAIDER Series / RAIDER 550


Best choice in performance - RAIDER Series, 80 PLUS® Silver certified, it comes with the +12V single rail and SATA array cable design, RAIDER is made for gamers and hardware enthusiasts.
  • 80Plus Silver


Best choice in performance - RAIDER Series

The worldwide leader in high-performance power supply unit manufacturer announces RAIDER Series Power Supply. It is one of the mainstream 80 PLUS® Silver certified, efficiency > 88% and it comes with the +12V single rail, SATA array cable design, MIA IC TM and POST SR (Post Synchronous Rectification). This new series of product features exclusive full-sleeves, black PCB, also meet 2013 ErP standard (Energy Related Product).The RAIDER series' 450/550/650/750 W models are made for overclocking players, hardware enthusiasts and DIY experts!


Fully compatible with 4th generation Intel Core Series processors
FSP's power supply provide 100% Compatible with Haswell CPUs.

SATA Array Cable, Easy Installation

-50mm intervals for 4 SATA device installation

-Optimized the airflow in case

-No-hassle with case side panel


+12V Single Rail Design

-Designed for power-intensive VGA cards.

-Provides strong power to any overloading condition.



POST SR (Post Synchronous Rectifier)

Optimized the 3.3V/5V/12V start-up setting, with ZCS PFC benefits, it may avoid the switching loss and strengthen the effiency significantly.



Multiple PCI-E Connectors

PCI-E 6+2 pin connectors for all kinds of graphic cards





(Multiple Intelligence Ability) Chipset
FSP’s own patented designs to provide Ultimate Performance & Highest Protection to your system!

-Constant Hold up control performs continuous adjustments according to the output load in order to achieve the best possible efficiency;
-PFC Double-circuited Over Voltage Protection (OVP) ensures maximum protection to Capacitor;
-Zero-Current Switch on PFC ensures minimal energy wasted on switching, Low EMI and low ripple noise contribute to High Efficiency.




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  • +12V Single Rail Design
  • SATA Array Cable Design
  • 120mm Quite Fan
  • All Series come with PCI-E 6+2 Pin Connectors
  • FSP MIA ICTM Inside
  • 80 PLUS® Silver Certified, efficiency > 88%
  • Complies with ATX 12V 2.31 & EPS 12V 2.92 Version
  • Active PFC, power factor 99%
  • Complete Protections : OCP, OVP, OPP, SCP, UVP
  • Full Safety Approved



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Product Specification
Model RA550
Efficiency 88%
Input Voltage 100-240Vac
Frequency 50-60Hz
PFC Active PFC (0.99)
Power Provided 550W
Over-Current Protection V
Over-Voltage Protection V
Short-Circuit Protection V
Line Type/ Main connector 24 Pins
EPS 12V 4+4 pin Connector 1
4 pin Floppy Connector 1
SATA Connector 6
4 pin Molex Connector 3
PCI-E 6+2 pin Connector 2
Case Color black
Chassis Fan 120mm
Form Factor ATX 12V V2.31 & EPS 12V V2.92
Safety Approval CE, FCC, CB, UL/CUL, TUV, BSMI, CCC, GOST, C-tick
Dimensions(Lx W x H)mm 150 x 140 x 86

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