be quiet! Pure Power 11 400W power supply unit 20+4 pin ATX ATX Black

be quiet! Pure Power 11 400W power supply unit 20+4 pin ATX ATX Black

be quiet!

GBP 57.02 There are 3 offers for this product.

<div> </div> <div> <span style="font-size:18px;">Exceptionally Quiet Superior Reliability Great Value</span></div> <div> </div> <h3> <span style="color:#0066cc;"><strong>Pure Power 11 400W offers peerless dependability and best-in-class features. Whether you&rsquo;re assembling a very quiet system building a multi-GPU gaming system or upgrading an existing PC your build will benefit from this PSU that simply has the best combination of features at a very popular price.</strong></span></h3> <div> </div> <ul> <li> 80PLUS&reg; Gold efficiency (up to 92%)</li> <li> Two strong 12V-rails</li> <li> Stable operation thanks to Active Clamp and Synchronous Rectifier (SR) technology</li> <li> DC-to-DC conversion for even tighter voltage regulation under heavy cross-loading conditions </li> <li> Silence-optimized 120mm be quiet! fan</li> <li> Multi-GPU support with two PCIe connectors</li> <li> High-quality sleeved cables with easy-plug HDD connector </li> <li> Full suite of top safety features </li> <li> Meets latest Intel&reg; C6/C7 ErP and Energy Star guidelines</li> <li> Supports all Intel&reg; and AMD&trade; processors</li> <li> 5-year manufacturer&rsquo;s warranty</li> <li> Product conception design and quality control in Germany</li> </ul> <p> </p> <p> </p> <div> <span style="font-size:16px;">80 Plus Gold Certification </span></div> <div> </div> <div> <strong>Very high operating efficiency</strong></div> <div> Pure Power 11 400W is certified 80 PLUS Gold with an efficiency rating of up to 92% &ndash; a truly outstanding level for this class of PSU. The most compelling benefit: lower power consumption and consequently lower costs and cooler quieter operation.</div> <div> </div> <div> </div> <div> </div> <div> </div> <div> <span style="font-size:16px;">Power and Compatibility for your System</span></div> <div> </div> <div> <strong>The best combination of features and performance at a very popular price</strong></div> <div> Pure Power 11 offers 400W 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.</div> <div> </div> <div> </div> <div> </div> <div> </div> <div> <span style="font-size:16px;">Innovative Technologies</span></div> <div> </div> <div> <strong>DC-to-DC Active Clamp and Synchronous Rectifier</strong></div> <div> 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.</div> <div> </div> <div> </div> <div> </div> <div> </div> <div> <span style="font-size:16px;">Exceptionally Silent Operation </span></div> <div> </div> <div> <strong>Achieved by a silence-optimized 120mm be quiet! fan</strong></div> <div> 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. </div> <div> </div> <div> </div> <div> <span style="font-size:16px;">High-Quality Sleeved Cables</span></div> <div> </div> <div> <strong>Keeping your system tidy and good-looking</strong></div> <div> Pure Power 400W is exquipped with high-quality sleeved cables that simplify component installation increase airflow and improve cooling. The All-in-one cable has a convenient easy-plug HDD connector.</div>

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Specifications

Power

Total power
400 W
Peak power
450 W
AC input voltage
100 - 240 V
AC input frequency
50 - 60 Hz
Input current
6 A
Power factor
0.99
Power Factor Correction (PFC) type
Active
Combined power (+3.3V)
120 W
Combined power (+12V)
384 W
Combined power (+5V)
120 W
Combined power (-12V)
3.6 W
Combined power (+5Vsb)
15 W
Max output current (+3.3V)
24 A
Max output current (+12V1)
24 A
Max output current (+12V2)
20 A
Max output current (+5V)
15 A
Max output current (-12V)
0.3 A
Max output current (+5Vsb)
3 A
Hold time
29 ms
Efficiency
92%
Power protection features
Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage

Ports & interfaces

Motherboard power connector
20+4 pin ATX
Motherboard power cable length
45 cm
Number of SATA power connectors
5
Number of PATA power connectors
2
SATA power cable length
450,600,750 mm
PCI Express power connectors (6+2 pin)
2
PCI Express power cable length
50 cm
CPU power connector (4+4 pin)
Yes
CPU power cable length
6 cm
Floppy disk drive connector
Yes
PCI Express connector
Yes
Cabling type
Non-Modular

Performance

80 PLUS certification
80 PLUS Gold
Purpose
PC
Power supply unit (PSU) form factor
ATX
ATX version
2.4
Bearing technology
Rifle

Design

Product colour
Black
Cooling type
Active
Fan diameter
12 cm
Number of fans
1 fan(s)
Illumination
No

Certificates

Compliance certificates
RoHS
Certification
ErP, WEEE

Safety regulation & standards

Safety
CE, CB, TÜV, FCC, cTUVus, RCM, BSMI, CU, CCC

Weight & dimensions

Width
150 mm
Depth
150 mm
Height
86 mm
Weight
1.93 kg

Packaging data

Manual
Yes
Package width
210 mm
Package depth
240 mm
Package height
96 mm
Package weight
2.22 kg
Package type
Box

Technical details

Sustainability certificates
ENERGY STAR

Logistics data

Master (outer) case width
326 mm
Master (outer) case length
514 mm
Master (outer) case height
241 mm
Master (outer) case gross weight
14.5 kg
Harmonized System (HS) code
84733020
Products per master (outer) case
6 pc(s)

Other features

Screws included
Yes
Cable ties included
Yes
Noise level (silent mode, <30%)
10.5 dB
Noise level (quiet mode, 50%)
11.4 dB
Noise level (full-load mode, 100%)
14.9 dB

Database Right data-sheet 2026 Icecat. All rights reserved. · Specs Icecat