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Description

The be quiet! System Power 11 is a 650 W power supply unit with an 89.7% efficiency rating, designed for desktop systems that need a stable supply. Its black design and dimensions of 150 x 140 x 86 mm (width x height x depth) make it easy to install in standard ATX cases, while its weight of 1.97 kg reflects the sturdiness of the unit. The model uses a single 12 V rail capable of delivering up to 54.17 A, which translates into 650 W of combined power on that line. The 3.3 V and 5 V rails offer 20 A each, with a combined power of 120 W, and the 5 VSB rail reaches 3 A with 15 W. It supports an input voltage of 200 to 240 V at 50 Hz, with an input current of 4 A and a power factor of 0.98. It incorporates protection against overcurrent, overvoltage, overheating, short circuit and undervoltage, among others.

Specifications

Power


  • Total power: 650 W
  • AC input voltage: 200 - 240 V
  • AC input frequency: 50 Hz
  • Input current: 4 A
  • Power factor: 0.98
  • Number of +12V rail(s): 1
  • Combined power (+3.3V): 120 W
  • Combined power (+12V): 650 W
  • Combined power (+5V): 120 W
  • Combined power (-12V): 3.6 W
  • Combined power (+5Vsb): 15 W
  • Max output current (+3.3V): 20 A
  • Max output current (+12V1): 54.17 A
  • Max output current (+5V): 20 A
  • Max output current (-12V): 0.3 A
  • Max output current (+5Vsb): 3 A
  • Hold time: 17.04 ms
  • Efficiency: 89.7%
  • Power protection features: Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush, Under voltage

Ports & interfaces


  • Motherboard power connector: 20+4 pin ATX
  • Number of SATA power connectors: 5
  • Peripheral (Molex) power connectors (4-pin): 1
  • PCI Express power connectors (6+2 pin): 2
  • PCI Express power connectors (12-pin): 1
  • CPU P4 connector (4-pin): 1
  • CPU power connector (4+4 pin): Yes
  • Cabling type: Non-Modular

Performance


  • 80 PLUS certification: 80 PLUS Bronze
  • Purpose: PC
  • Power supply unit (PSU) form factor: ATX
  • ATX version: 3.1
  • EPS version: 2.92
  • Noise level: 30.9 dB
  • Bearing technology: Rifle
  • 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 speed: 0 - 2100 RPM
  • On/off switch: Yes

Certificates


  • Waste Electrical and Electronic Equipment (WEEE) compliance: Yes
  • Compliance certificates: CB, CE, RoHS, TÜV mark, UKCA, WEEE

Weight & dimensions


  • Width: 150 mm
  • Depth: 86 mm
  • Height: 140 mm
  • Weight: 1.97 kg

Packaging data


  • Package width: 195 mm
  • Package depth: 268 mm
  • Package height: 97 mm
  • Package weight: 2.4 kg
  • Package type: Box

Technical details


  • Sustainability certificates: ENERGY STAR, ErP

Logistics data


  • Shipping (inner) case length: 55.6 cm
  • Shipping (inner) case width: 31.1 cm
  • Shipping (inner) case height: 21.8 cm
  • Products per shipping (inner) case: 6 pc(s)
  • Shipping (inner) case gross weight: 15.2 kg

Other features


  • Screws included: Yes
  • Cable ties included: Yes

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