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be quiet! Pure Power 12 M BN341

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be quiet! Pure Power 12 M BN341
Main
Power550 W
Form factorATX
Specs
PFCactive
Efficiency93 % / 50% load /
Cooling systemactive (fan)
Fan size120 mm
Fan bearingsliding
Certification80+ Gold
ATX12V version3.1
EPS12V version2.92
Power connectors
MB/CPU power supply24+8 (4+4) pin
SATA5
MOLEX2
PCI-E 8pin (6+2)2
PCI-E 16pin1
Cable systemmodular
Cable length
MB550 mm
CPU600 mm
SATA650 mm
MOLEX800 mm
PCI-E500 mm
Max. power
+3.3V20 А
+5V20 А
+12V128 А
+12V224 А
-12V0.3 А
+5Vsb3 А
+12V550 W
+3.3V +5V120 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionOTP, OCP, UVP, SIP
Noise level8 dB
Manufacturer's warranty10 years
Dimensions (HxWxD)86x150x160 mm
Weight1.45 kg
Official Websitebequiet.com
Added to E-Catalogfebruary 2023
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog be quiet! 2025 - new arrivals, bestsellers, and the most relevant models be quiet!.
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be quiet! Pure Power 12 M 550 Watt PCIE 5 80+ Gold Fully Modular PSU/P

Scan.co.uk
Delivery: to United Kingdom
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£79.99

be quiet! Pure Power 12 M power supply unit 550 W 20+4 pin ATX ATX Black BN341

Pure Power 12 M 550W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best... more-in-class features. Pure Power 12 M 550W offers the best combination of features with outstanding compatibility.     - 80 PLUS® Gold efficiency (up to 92.8%)  - ATX 3.0 PSU with full support for PCIe 5.0 GPUs and GPUs with 6+2 pin connectors - Exceptionally silent 120mm be quiet! fan - Advanced stability and voltage regulation thanks to LLC technology - 2 strong 12V-rails - Modular cables for maximum build flexibility - One PCIe 5.0 12VHPWR 300W and 2 PCIe 6+2 connectors for powerful GPUs  ; - 10-year manufacturer’s warranty           80 PLUS® Gold Certified Very high operating efficiency Pure Power 12 M 550W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 92.8%. The most compelling benefit: lower power consumption consequently lower costs and above all a cooler as well as quieter operation. Pure Power 12 M 550W is always the correct choice for quiet systems and gaming PCs!     Future-Proof Your System Fulfills all ATX 3.0 specifications Pure Power 12 M 550W is an ATX 3.0 PSU and comes with both native integration of the 12VHPWR connector for next-generation PCIe 5.0 graphics cards and PCIe 6+2-pin connectors for support of current-gen GPUs. This makes the PSU extremely versatile and the perfect choice for powerful present systems.     The New Standard of Power For massive transient loads Pure Power 12 M offers 550W of continuous power with 2 independent 12V rails. Even if the graphics card demands excessive power for a short time: Pure Power 12 M 550W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards.     Unprecedented Silent Operation Achieved with a silence-optimized be quiet! fan The exceptionally silent 120mm be quiet! fan is temperature-controlled to strike the best balance between effective cooling and quietness. Airflow-optimized fan blades reduce turbulence enabling best-in-class quiet functionality.      High-Class Technologies Rock-solid stability With its LLC topology Pure Power 12 M 550W provides a best-in-class voltage regulation and efficiency. That makes it perfect for building or upgrading very quiet systems as well as gaming and media creation PCs.     Modular Cables Utmost convenience and compatibility Thanks to their modularity all unnecessary cables in the system are left out. Pure Power 12 M 550W simplifies cable management and routing for a tidy-looking system. A smoother airflow results from the uncluttered layout of the
Quzo.co.uk
Delivery: to United Kingdom
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£95.32

be quiet! Pure Power 12 M 550W Modular 80 Plus Gold Power Supply - BN341 BN341

Pure Power 12 M 550W is ATX 3.0 compliant and PCIe 5.0 compatible and offers peerless dependability with best-in-class featur... morees. Pure Power 12 M 550W offers the best combination of features with outstanding compatibility.
Awd-it.co.uk
Delivery: to United Kingdom
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£92.99

Be Quiet BN341

Warranty period:10 year(s).Sustainability certificates:ENERGY STAR.Sustainability certificates:ErP.Sustainability certificate... mores:RoHS.Sustainability compliance:Yes.Fan location:Top.Cooling type:Active.On/off switch:Yes.Product colour:Black.Number of fans:1 fan(s).Fan diameter:12 cm.Power factor:0.98.AC input frequency:50 - 60 Hz.Total power:550 W.Efficiency:92.8%.Power protection features:Overheating.Power protection features:Over power.Power protection features:Short circuit.Power protection features:Over voltage.Power protection features:Over current.Input current:10/5 A.AC input voltage:100 - 240 V.Combined power (+5Vsb):15 W.Power Factor Correction (PFC) type:Active.Max output current (+5Vsb):0,125.Peak power:600 W.Max output current (+12V1):28 A.Max output current (+12V2):24 A.Max output current (-12V):0.3 A.
Tradeinn.com
Delivery: in United Kingdom
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£81.99

550W Be Quiet! Dark Power 12 Modular 80 Plus Gold PSU BN341

Be Quiet! Pure Power 12 M 550W 80+ Gold Fully Modular PSU Power Supply
CCLonline.com
Delivery: to United Kingdom
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£75.99

be quiet! be quiet! Pure Power 12M 550W

Power Supply Unit / ATX12V 3.0 / PCI Express Connectors (8-Pin) 2 / Serial ATA Connections 5 / Cable Management Fully Modular... more/ Power 550 Watt / Certificates 80 Plus Gold
Idealo.co.uk
Delivery: in United Kingdom
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£80.95

be quiet! be quiet! Pure Power 12M

Power Supply Unit / ATX12V 3.0 / Cable Management Fully Modular / Certificates 80 Plus Gold
Idealo.co.uk
Delivery: in United Kingdom
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£80.95

be quiet! Pure Power 12 M configurations

Price for be quiet! Pure Power 12 M
be quiet! Pure Power 12 M BN341from £75.998 offers
be quiet! Pure Power 12 M BN342from £79.867 offers
be quiet! Pure Power 12 M BN343from £89.998 offers
be quiet! Pure Power 12 M BN344from £90.4210 offers
be quiet! Pure Power 12 M BN345from £129.984 offers
be quiet! Pure Power 12 M BN346from £165.713 offers
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Quiet brand policy

The be quiet! Pure Power 12 M BN341 power supply is characterized by a high efficiency level of 93% and is certified by the 80+ Gold standard, which confirms its reliability and energy efficiency. The manufacturer offers a 10-year warranty, eliminating any doubts about the device's durability. The brand's primary priority is noise minimization, achieved through a well-thought-out temperature control system: automatic fan speed regulation, additional radiators, and components with low heat emission. As a result, the unit does not require powerful cooling, and the optimized 120mm fan maintains a noise level of just 8 dB under average load.

Modern power system

The model is aimed at high-performance PCs designed for professional gaming and executing any resource-intensive tasks. A separate 16 PIN line (12VHPWR) supports the connection of top-tier graphics cards of the PCIe 5.1 standard with a power consumption of up to 300W. The +12V line can handle loads up to 550W, and two PCIe 8 PIN connectors (6+2) ensure compatibility with all graphics adapters. The power circuit implements a MOSFET cascade, LLC, and DC-DC conversion, guaranteeing stable and clean output voltage. The unit can withstand short-term power peaks of up to 600W without shutting down. Stability is monitored by a comprehensive protection system (OTP, OCP, UVP, SIP, OVP, OPP, SCP), and a built-in controller tracks input and output parameters to prevent failures. A thoughtful modular cable design significantly simplifies PC assembly and allows for efficient cable management. Thin and flexible cables are easily concealed in the case's compartments, ensuring a neat external appearance.

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