The Gigabyte GP-P550B is a reliable 550W ATX power supply designed for desktop PC builds that demand stable and efficient power delivery. With its sleek black finish and compact ATX form factor, it fits seamlessly into most standard cases. The non-modular cabling design ensures a straightforward installation process, making it a solid choice for system builders looking for a dependable power solution.
80 PLUS Bronze Efficiency
The GP-P550B carries an 80 PLUS Bronze certification, achieving up to 85% efficiency during operation. This helps reduce energy waste and keeps operating temperatures in check. Active cooling is provided by a single 120mm fan positioned on top of the unit, maintaining adequate airflow throughout the power supply. With a power factor of 0.9 and built-in Power Factor Correction, the unit draws power from the mains more effectively, contributing to overall system stability.
Connectivity and Protection
The GP-P550B offers a comprehensive set of connectors to support a wide range of components. It includes one 4+4-pin CPU connector, two 6+2-pin PCIe connectors for graphics cards, six SATA power connectors, three Molex connectors, and one floppy drive connector. The +12V rail delivers up to 43.5A with a combined power output of 522W, ensuring demanding components receive consistent power. Built-in power protection features help safeguard connected hardware against common electrical issues. With an MTBF rating of 100,000 hours, the GP-P550B is built with long-term use in mind.
Product number manufacturer:
GP-P550B
Certificates
Connectivity
CPU power connector (4+4 pins):
1 x
Floppy drive power connectors:
1 x
PCI Express power connectors (6+2 pin):
2 x
Cooling
Energy management
Max output current (+12V):
43.5 A
Max output current (+3.3V):
18 A
Max output current (+5V):
15 A
Max output current (+5Vsb):
3 A
Max output current (-12V):
0.3 A
Power Factor Correction (PFC) type:
Physical characteristics
Technical details
Mean time between failures (MTBF):
100000 uur
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