The GIGABYTE P550SS is a reliable 550 W ATX power supply with 80 PLUS Standard efficiency, designed for mainstream desktop builds. It delivers stable power with essential protections, a quiet cooling fan, and fixed cables for straightforward installation - ideal for everyday PCs and budget gaming systems.
FEATURES
80 PLUS Silver certified (230V EU)
Support Intel ATX 3.0 standard (compatible with ATX 3.1)
120mm Fluid Dynamic Bearing (FDB) Fan
Flat cable design
Powerful single +12V rail
OVP/OPP/SCP/UVP/OCP/OTP protection
SPECIFICATIONS
Model
GP-P550SS
Type
Intel Form Factor ATX 12V v3.0 (compatible with ATX 3.1)
PFC
Active PFC (>0.9 typical)
Input Voltage
155-240 V
Input Current
6.3A
Input Frequency
50-60 Hz
Output Capacity
550W
Dimensions
150 x 140 x 86 mm
Fan Type
120mm Fluid Dynamic Bearing (FDB) fan
80 PLUS
Silver
Efficiency
90% at typical load (230V EU)
MTBF
100,000 hours
Protections
OVP/OPP/SCP/UVP/OCP/OTP
Power Good Signal
100-150ms
Hold Up Time
16ms
Cable Type
Flat, All black
Connectors
ATX/MB 20+4 Pin x 1 : 600mmx1
CPU/EPS 4+4 Pin x 1 : 650mmx1
PCI-e 6+2 Pin x 2 : 600mm+120mmx1
SATA x 3 + 4 Pin Peripheral x 1 : 500mm+120mm+120mm+120mmx1
SATA x 2 + 4 Pin Peripheral x 2 : 500mm+120mm+120mm+120mmx1
What's in the box
1 x GIGABYTE P550SS Power Supply Unit
1 x Power Cable
1 x Installation Kit
1 x Quick Installation Guide
