be quiet! System Power 11 550W power supply unit 20+4 pin ATX ATX Black

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Technical details

Sustainability certificates: ENERGY STAR, ErP

Design

On/off switch: Yes

Cooling type: Active

Fan diameter: 12 cm

Product colour: Black

Number of fans: 1 fan(s)

Fan speed: 0 - 1800 RPM

Power

Power protection features: Short circuit, Over voltage, Over power, Under voltage, Over current, Surge & inrush, Overheating

Input current: 4 A

Efficiency: 89.7%

AC input frequency: 50 Hz

AC input voltage: 200 - 240 V

Total power: 550 W

Power factor: 0.98

Combined power (+12V): 550 W

Combined power (+5Vsb): 15 W

Combined power (-12V): 3.6 W

Max output current (+5V): 20 A

Hold time: 16.86 ms

Max output current (+12V1): 45.83 A

Combined power (+3.3V): 120 W

Max output current (+5Vsb): 3 A

Combined power (+5V): 120 W

Max output current (+3.3V): 20 A

Max output current (-12V): 0.3 A

Number of +12V rail(s): 1

Weight & dimensions

Depth: 86 mm

Height: 140 mm

Width: 150 mm

Weight: 1.92 kg

Performance

Power supply unit (PSU) form factor: ATX

80 PLUS certification: 80 PLUS Bronze

Mean time between failures (MTBF): 100000 h

ATX version: 3.1

Purpose: PC

Noise level: 24.2 dB

Bearing technology: Rifle

EPS version: 2.92

Packaging data

Package width: 195 mm

Package type: Box

Package height: 97 mm

Package depth: 268 mm

Package weight: 2.3 kg

Certificates

Waste Electrical and Electronic Equipment (WEEE) compliance: Yes

Compliance certificates: UKCA, RoHS, CE, WEEE, CB, TÜV mark

Ports & interfaces

PCI Express power connectors (6+2 pin): 2

Peripheral (Molex) power connectors (4-pin): 1

Cabling type: Non-Modular

Motherboard power connector: 20+4 pin ATX

Number of SATA power connectors: 5

CPU power connector (4+4 pin): Yes

CPU P4 connector (4-pin): 1

PCI Express power connectors (12-pin): 1

Other features

Screws included: Yes

Cable ties included: Yes

Logistics data

Products per shipping (inner) case: 6 pc(s)

Shipping (inner) case width: 31.1 cm

Shipping (inner) case length: 55.6 cm

Shipping (inner) case height: 21.8 cm

Shipping (inner) case gross weight: 14.9 kg

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