GIGABYTE GP-P550SS 550W PSU – 80 PLUS Silver, ATX 3.0, Quiet FDB Fan

GIGABYTE GP-P550SS 550W 80 PLUS Silver Certified Power Supply – ATX 3.0 Standard, Quiet 120mm FDB Fan, Flat Cable Design (Bulk Pack)

The GIGABYTE GP-P550SS 550W power supply delivers dependable, efficient and modern power delivery for home, office and gaming PCs. Built to the Intel ATX 3.0 standard with compatibility for ATX 3.1, it provides stable output for the latest hardware while maintaining exceptional power efficiency with its 80 PLUS Silver certification, delivering up to 90% efficiency at typical load.

Designed for reliable long-term operation, it features a 120mm Fluid Dynamic Bearing (FDB) fan for quieter performance and a significantly longer lifespan. The flat, all-black cables help improve internal airflow, reduce clutter and simplify cable management. A strong single +12V rail ensures stable and consistent power delivery, even under high load or during overclocking.

Backed with full protective circuitry – including OVP, OPP, SCP, UVP, OCP and OTP – the GP-P550SS offers secure and dependable system power with a 100,000+ hour MTBF and a 3-year warranty for added confidence.

Key Features

✔ 550W 80 PLUS Silver certified PSU for high efficiency
✔ Supports Intel ATX 3.0 standard (ATX 3.1 compliant)
✔ Quiet 120mm Fluid Dynamic Bearing (FDB) cooling fan
✔ Strong single +12V rail delivers stable, reliable power
✔ Flat, all-black cable design improves airflow and cable routing
✔ Comprehensive protections: OVP/OPP/SCP/UVP/OCP/OTP
✔ Designed for long life with over 100,000 hours MTBF
✔ Backed by a 3-year manufacturer warranty

Specifications

Model: GP-P550SS
Form Factor: ATX 12V v3.0
Input Voltage: 155–240Vac
Input Current: 6.3A
Input Frequency: 50–60Hz
Output Capacity: 550W
Efficiency: 80 PLUS Silver (90% at typical load, 230V EU)
Dimensions: 150 × 140 × 86 mm
Fan Type: 120mm Fluid Dynamic Bearing (FDB)
MTBF: >100,000 hours
Protections: OVP / OPP / SCP / UVP / OCP / OTP
Hold-Up Time: 100–150ms
Cable Type: Flat, all-black

Connectors:

• 1 × ATX/MB 20+4 pin (600mm)

• 1 × CPU/EPS 4+4 pin (650mm)

• 2 × PCI-E 6+2 pin (600mm + 120mm)

• SATA × 3 + Molex × 1 (500mm + 120mm + 120mm + 120mm)

• SATA × 2 + Molex × 2 (500mm + 120mm + 120mm + 120mm)