Gigabyte
GIGABYTE P550B power supply unit 550 W 20+4 pin ATX ATX Black
GIGABYTE P550B power supply unit 550 W 20+4 pin ATX ATX Black
SKU:GP-P550B
Low stock: 2 left
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Delivery & lead times
Delivery & lead times
Some products ship directly from our suppliers and can have longer lead times than stock held in the UK. If you need a delivery date, please contact us before ordering. See our shipping policy.
Buying 5 or more? Volume pricing
Buying 5 or more? Volume pricing
We offer volume pricing, business accounts and quotations for organisations. Request a quote or call 01344 963637.
Returns & warranty
Returns & warranty
See our refund policy. Manufacturer warranty terms vary by product - contact us if you need warranty details before you buy.
- 80 PLUS Bronze certified
- 120mm Silent Hydraulic Bearing (HYB) Fan
- Reliable flat cable
- Single +12V rail
- OVP/OPP/SCP/UVP/OCP/OTP protection
80 PLUS BRONZE CERTIFIED
80 Plus Bronze certified ensures to deliver 85% efficiency at 50% load. The better power efficiency leads to less power waste, less heat and less fan noise.
Reliable Flat Cable
P550B provides the best solution for the system builds. The flat cable reduces the clutter and improves the airflow in the case.
120mm Silent Hydraulic Bearing (HYB) Fan
120mm Silent Hydraulic Bearing fan optimizes the noise reduction and the thermal performance. The fan speed is adjusted according to the automatic power detection. The Hydraulic Bearing fan provides longer and more stable life time.
SINGLE +12V RAIL
Single +12V rail provides the best power output, stability and compatibility for the hardware. It provides the easiest way to install the power cable. And it is the best design for overclocking.
PROTECTION
In order to make sure the entire computer system to operate stably under any conditions, we not only added protection designs such as OCP, OTP, OVP, OPP, UVP and SCP, but also ensured the stable operation of your system through the safety certification of various countries.
| Power | |
|---|---|
| Total power | 550 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Input current | 8 - 4 A |
| Power factor | 0.9 |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 108 W |
| Combined power (+12V) | 522 W |
| Combined power (+5V) | 108 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 18 A |
| Max output current (+12V) | 43.5 A |
| Max output current (+5V) | 15 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Hold time | 16 ms |
| Efficiency | 85% |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Ports & interfaces | |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Motherboard power cable length | 55 cm |
| Number of SATA power connectors | 6 |
| SATA power cable length | 500 mm |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| Peripheral (Molex) power cable length | 500 mm |
| PCI Express power connectors (6+2 pin) | 2 |
| PCI Express power cable length | 55 cm |
| CPU power connector (4+4 pin) | Yes |
| CPU power cable length | 60 cm |
| ATX power connector (20+4 pin) | Yes |
| Floppy disk drive connector | Yes |
| Floppy drive power connector | 1 |
| PCI Express connector | Yes |
| Cabling type | Non-Modular |
| Performance | |
|---|---|
| Purpose | PC |
| Power supply unit (PSU) form factor | ATX |
| 80 PLUS certification | 80 PLUS Bronze |
| ATX version | 2.31 |
| Bearing technology | HDB |
| Mean time between failures (MTBF) | 100000 h |
| Design | |
|---|---|
| Product colour | Black |
| Cooling type | Active |
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| Fan location | Top |
| On/off switch | Yes |
| Weight & dimensions | |
|---|---|
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Logistics data | |
|---|---|
| Harmonized System (HS) code | 84733020 |
