500W PSU 80Plus Gold be quiet! Pure Power 11 CM Power Supply – BN297


Be Quiet! 500W Pure Power 11 CM PSU, Semi-Modular Power Supply, Rifle Bearing Fan, 80 Gold, Cont. Power

SKU: BN297 Category: Tags: , ,


Be Quiet! 500W Pure Power 11 CM PSU, Semi-Modular, Rifle Bearing Fan, 80+ Gold, Cont. Power

Exceptionally Quiet, Superior Reliability, Great Value

  Pure Power 11 500W CM offers peerless dependability and best-in-class features. Whether you’re assembling a very quiet system, upgrading an existing PC, or building a multi-GPU gaming system, your build will benefit from this PSU that simply has the best combination of features at a very popular price. 

    80PLUS® Gold efficiency (up to 92%)

    Two strong 12V-rails

    Stable operation thanks to Active Clamp and Synchronous Rectifier (SR) technology

    DC-to-DC conversion for even tighter voltage regulation under heavy cross-loading conditions  

    Silence-optimized 120mm be quiet! fan

    Multi-GPU support with two PCIe connectors 

    Cable management with flat cables for PCIe connectors and drives 

    Full suite of top safety features 

    Meets latest Intel® C6/C7, ErP and Energy Star guidelines

    Supports all Intel® and AMD™ processors

    5-year manufacturer’s warranty

    Product conception, design and quality control in Germany

80 Plus Gold Certification 

    Very high operating efficiency

    Pure Power 11 500W is certified 80 PLUS Gold with an efficiency rating of up to 92% – a truly outstanding level for this class of PSU. The most compelling benefit: lower power consumption and consequently lower costs, and cooler, quieter operation.

Power and Compatibility for your System 

    The best combination of features and performance at a very popular price

    Pure Power 11 CM offers 500W of continuous power with two independent 12V rails for signal stability and two PCI express connectors for multi-GPU systems. It is suited to very quiet systems, for upgrading or building multimedia or multi-GPU gaming systems.

Innovative Technologies

    DC-to-DC, Active Clamp and Synchronous Rectifier

    The use of Active Clamp and Synchronous Rectifier technologies provides very stable operation. The PSU is equipped with DC-to-DC conversion for even tighter voltage regulation under heavy cross-loading conditions. This ensures secure operation for next generation processors and graphics cards.

Exceptionally Silent Operation 

    Achieved by a silence-optimized 120mm be quiet! fan

    The silence-optimized 120mm be quiet! fan is thermally governed to strike the best balance between effective cooling and quietness. Airflow-optimized fan blades reduce turbulence, enabling best-in-class quiet functionality and the almost inaudible operation that be quiet! is famous for. 

Modular Cable Management with Flat Cables

    Total convenience and design for your system

    Pure Power 11 500W CM is certainly eye-catching. The modular cable management is enhanced with premium black, sleeved cables. The flat cables used for the PCI-express connection and drives simplify installation as well as keeping the system tidy.


Form Factor: ATX

Modular: Semi Modular

Series: Be Quiet! Pure Power 11

Compatability: ATX 12V 2.4

Wattage: 500 W

Connectors: “1 x ATX-Motherboard (20+4-pin)

1 x P4+4 (CPU)

2 x PCI-E 6+2-pin (GPU)

3 x PATA 4-pin

6 x SATA 15-pin (HDD, Drives)

1 x FDD (Floppy)”

Rail Design: Dual +12V

AC Input: AC 100-240 V

PFC: Active PFC

Fan Type: 120mm

Silence-optimized be quiet! fan

Fan Bearing: Rifle Bearing

Noise: dB(A) at 20% load: 9

dB(A) at 50% load: 9.3

dB(A) at 100% load: 18.8

80+ Certification: 80+ Gold

Efficiency: “230V, 20% load: 90.6%

230V, 50% load: 92.1%

230V, 100% load: 90.1%”

MTBF: “100,000 hours”

Protection: Over current

Over voltage

Under voltage

Short circuit

Over temperature

Over power

Weight/Dimensions: 2.05 kg

160 x 150 x 86 mm

Package Weight: 2.3400 kg

Warranty: 5 Years

Additional information

Cable Type

Semi Modular




80 Plus Gold


Be Quiet!



Power Type

Power Supply





model number



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