UNYKAch UK53099B 550W Power Supply

550 W

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Wattage 550 W
Form factor ATX

UNYKAch UK53099B 550W Power Supply is a 550 W power supply. Pick one with some headroom above your build's draw. It came out in 2026.

Released: 2026-10-27

Specifications

Key specs

Wattage: 550 W
Form factor: ATX
Released: 2026-10-27
Part number: UK53099B
EAN / UPC: 8436617921926

Power

Total power: 550 W
AC input voltage: 230 V
AC input frequency: 50/60 Hz
Input current: 5 A
Max output current (+3.3V): 28 A
Max output current (+12V): 25 A
Max output current (+5V): 28 A
Max output current (-12V): 0.5 A
Max output current (+5Vsb): 2 A
Power protection features: Over voltage, Under voltage, Short circuit, Over power

Ports & interfaces

Motherboard power connector: 20+4 pin ATX
Motherboard power cable length: 45 cm
Number of SATA power connectors: 3
SATA power cable length: 450,600 mm
Peripheral (Molex) power connectors (4-pin): 1
CPU power connector (4+4 pin): Yes
CPU power cable length: 65 cm
ATX power connector (20+4 pin): Yes

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Performance

Purpose: PC
Power supply unit (PSU) form factor: ATX
ATX version: 2.31
Noise level: 37 dB
Bearing technology: Hydraulic
Mean time between failures (MTBF): 40000 h

Design

Product colour: Black
Cooling type: Active
Fan diameter: 12 cm
Number of fans: 1 fan(s)
Fan speed: 1710 - 2090 RPM
On/off switch: Yes

Weight & dimensions

Width: 150 mm
Depth: 140 mm
Height: 86 mm
Weight: 1.1 kg

Check the manufacturer's page before buying.

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About this product

The evolution of our office classic, now with more power and a refreshed design. Following the great success of our 52099 model, at UNYKAch we are taking a step forward with the new ATX 550W MAX Office Line Black. This updated power supply has been specifically designed to meet the needs of business applications, standard configurations and everyday use, delivering higher performance, improved efficiency and a completely renewed look. What’s new? - More power for everyday use: We have increased the output to 550W to ensure reliable stability in desktop computers used for office tasks, business applications and today’s standard configurations. - Modern black design: We leave behind the classic finish and introduce an elegant Black chassis, designed to blend perfectly with modern PC cases. - Everything included: For added convenience during installation, this new model includes the power cable as standard in the box.

CONNECTIVITY AND CABLING

Equipped with a set of optimized cables for ATX systems, this power supply ensures easy installation and full compatibility with the main system components.

Datasheet (PDF)