Be Quiet

be quiet! System Power 11 450W power supply unit 20+4 pin ATX ATX Black
Be Quiet

85,07 EUR  70,89 EUR
plus shipping and customs
Hardware/ Electronic
Be Quiet!
Shipping charges are minimized.
Be Quiet 1Be Quiet 2Be Quiet 3Be Quiet 412 visitors
are looking at this item
Delivery to US in: 4-8 workdays (only 8 left in stock)
Sales Rank: #66 in Power Supplies
#20974 in Computer
Style: Power Supplies
Product No.: 2101398046
Description:schwarz, 2x PCIe, 450 Watt
Leistung: 450 Watt
Lautstärke: 10,6 - 19,1 dB(A)
Feature: Aktiv-PFC, 80 PLUS Bronze
Standard: EPS12V 2.9x
Weee-Nr.: 54978142
The Be Quiet! System Power 11 450W 80+ Bronze power supply is a reliable and efficient solution for powering modern PC systems. With an output of 450 watts, it provides stable energy delivery for entry-level to mid-range computers, making it ideal for office PCs, home entertainment setups, or gaming rigs with moderate hardware requirements. The unit features the highly regarded 80 PLUS Bronze certification, ensuring up to 89% efficiency at typical load levels?this not only reduces electricity costs but also minimizes heat generation and fan noise. Technical highlights include two independent +12V rails for enhanced stability and safety, high-quality capacitors designed for long-term durability, and comprehensive protection circuits against overcurrent (OCP), overvoltage (OVP), undervoltage (UVP), short circuit (SCP), overload (OPP), and overheating (OTP). The quiet operation is ensured by a temperature-controlled be quiet! fan that keeps noise levels exceptionally low even under load. Be Quiet! is renowned in Europe as one of the leading manufacturers of premium power supplies known for their silent operation and robust engineering. The company places great emphasis on sustainability: production processes are optimized to minimize environmental impact; packaging uses recyclable materials; and products are built with longevity in mind. By choosing this power supply unit from Be Quiet!, customers actively contribute to reducing electronic waste while enjoying dependable performance?a purchase that benefits both user needs and the environment.
Manufacturer No.: BP009EU
Product Safety

Other products from Be Quiet!

 display all
Be Quiet! - Power Cable 1x S-ATA 300mm CS-3310
Power Cable 1x S-ATA 300mm CS-3310
Be Quiet! 

5,49 EUR
Be Quiet! - Pure Power 13 M 1000W, PC-Netzteil
Pure Power 13 M 1000W, PC-Netzteil
Be Quiet! 

169,39 EUR
Be Quiet! - Lüfter 140*140*25 Light Wings PWM Reverse White
Lüfter 140*140*25 Light Wings PWM Reverse ...
Be Quiet! 

32,19 EUR
Be Quiet - Kühler PURE ROCK 3 Black
Kühler PURE ROCK 3 Black
Be Quiet 

39,89 EUR
Be Quiet - K Cooler Wasserkühlung be quiet! Silent LOOP 3 420mm
K Cooler Wasserkühlung be quiet! Silent LO...
Be Quiet 

157,79 EUR
Be Quiet - K Cooler Wasserkühlung be quiet! Silent LOOP 3 360mm
K Cooler Wasserkühlung be quiet! Silent LO...
Be Quiet 

155,09 EUR
Be Quiet - Tower be quiet! Dark Base Pro 901 White
Tower be quiet! Dark Base Pro 901 White
Be Quiet 

495,79 EUR

Accessories

Technical specifications

Language

Weight & dimensions

Width150 mm
Depth86 mm
Height140 mm
Weight1.7 kg

Technical details

Sustainability certificatesENERGY STAR, ErP

Power

Total power450 W
AC input voltage200 - 240 V
AC input frequency50 Hz
Input current4 A
Power factor0.98
Number of +12V rail(s)1
Combined power (+3.3V)110 W
Combined power (+12V)450 W
Combined power (+5V)110 W
Combined power (-12V)3.6 W
Combined power (+5Vsb)15 W
Max output current (+3.3V)20 A
Max output current (+12V1)37.5 A
Max output current (+5V)20 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)3 A
Hold time16.86 ms
Efficiency89 %
Power protection featuresOver current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush, Under voltage

Ports & interfaces

Motherboard power connector20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)1
Number of SATA power connectors5
PCI Express power connectors (6+2 pin)2
CPU power connector (4+4 pin)Yes
Cabling typeNon-Modular

Performance

PurposePC
Power supply unit (PSU) form factorATX
80 PLUS certification80 PLUS Bronze
ATX version3.1
EPS version2.92
Noise level19.1 dB
Bearing technologyRifle
Mean time between failures (MTBF)100000 h

Packaging data

Package width195 mm
Package depth268 mm
Package height97 mm
Package weight2.1 kg
Package typeBox

Other features

Screws includedYes
Cable ties includedYes

Logistics data

Shipping (inner) case length55.6 cm
Shipping (inner) case width31.1 cm
Shipping (inner) case height21.8 cm
Products per shipping (inner) case6 pc(s)
Shipping (inner) case gross weight13.6 kg

Design

Product colourBlack
Cooling typeActive
Fan diameter12 cm
Number of fans1 fan(s)
Fan speed0 - 1800 RPM
On/off switchYes

Certificates

Waste Electrical and Electronic Equipment (WEEE) complianceYes
Compliance certificatesCB, CE, RoHS, TÜV mark, UKCA, WEEE

Compare with similar items

ITEMS
System Power 11 450W ATX3.1, PC-Netzteil
Thermaltake Power Supply TR2 S 700W White
XPG COREREACTOR II VE 650W Power Supply
PRIME Fanless PX-500 500W, PC Power Supply
ROG THOR 1600W Titanium III, PC-Netzteil
  "Be Quiet-System Power 11 450W ATX3.1, PC-Netzteil-Be Quiet!-Hardware/Electronic" "Thermaltake-Thermaltake Power Supply TR2 S 700W White-Thermaltake-Hardware/Electronic" "Adata Xpg-XPG COREREACTOR II VE 650W Power Supply-Adata-Hardware/Electronic" "Sea Sonic-PRIME Fanless PX-500 500W, PC Power Supply-Seasonic-Adapter/Cable" "Asus-ROG THOR 1600W Titanium III, PC-Netzteil-Asus-Adapter/Cable"
 
Item number21013980462097453176210131742920997540892101345851
On offer since07.05.202515.03.201623.12.202418.03.202011.02.2025
Price70,89 EUR72,29 EUR95,69 EUR172,89 EUR753,19 EUR
Weight1.7 kg2.14kg1.45 kg2.88kg2.8 kg
ManufacturerBe Quiet!ThermaltakeAdataSeasonicAsus
CategoryHardware/ElectronicHardware/ElectronicHardware/ElectronicAdapter/CableAdapter/Cable
Total power450 W700 W650 W450 W1600 W
AC input voltage200 - 240 V230 V100 - 240 V100 - 240 V100 - 240 V
Max output current (+3.3V)20 A24 A20 A20 A30 A
Max output current (+5V)20 A17 A20 A20 A25 A
Max output current (-12V)0.3 A0.5 A0.3 A0.3 A0.3 A
Max output current (+5Vsb)3 A2.5 A3 A3 A3 A
Motherboard power connector20+4 pin ATX 20+4 pin ATX 24-pin ATX 20+4 pin ATX 20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)1 5 2 2 9
Number of SATA power connectors5 6 6 2 10
PCI Express power connectors (6+2 pin)2 2 2 2 4
Cabling typeNon-Modular Non-Modular Fully-Modular Fully-Modular Fully-Modular
PurposePC PC PC PC PC
Power supply unit (PSU) form factorATX ATX ATX ATX ATX
ITEMS
System Power 11 450W ATX3.1, PC-Netzteil
Thermaltake Power Supply TR2 S 700W White
XPG COREREACTOR II VE 650W Power Supply
PRIME Fanless PX-500 500W, PC Power Supply
ROG THOR 1600W Titanium III, PC-Netzteil
80 PLUS certification80 PLUS Bronze 80 PLUS 80 PLUS Gold 80 PLUS Platinum 80 PLUS Titanium
Mean time between failures (MTBF)100000 h100000 h100000 h150000 h120000 h
Product colourBlack Black Black Black Grey
Cooling typeActive Active Active Passive Active
Number of fans1 fan(s)1 fan(s)1 fan(s)1 fan(s)1 fan(s)
Width150 mm150 mm150 mm150 mm200 mm
Depth86 mm140 mm140 mm140 mm150 mm
Height140 mm86 mm86 mm86 mm86 mm
more featuresno information80plus
netzteil-nicht-modular		no informationno informationno information

Other interesting products in Power Supplies
Asus - ROG Thor 1200W Platinum III, PC-Netzteil
ROG Thor 1200W Platinum III, PC-Netzteil
Asus 

441,79 EUR
Sea Sonic - PRIME PX-2200 2200W ATX 3.1, PC-Netzteil
PRIME PX-2200 2200W ATX 3.1, PC-Netzteil
Sea Sonic 

497,39 EUR
Seasonic - PRIME TX-1600 Noctua Edition, PC-Netzteil
PRIME TX-1600 Noctua Edition, PC-Netzteil
Seasonic 

499,49 EUR
Asus - ASUS ROG -LOKI-1200T-SFX-L-GAMING power supply unit 1200 W 20+4 pin ATX Black, Silver
ASUS ROG -LOKI-1200T-SFX-L-GAMING power su...
Asus 

322,59 EUR
Thermaltake - Thermaltake Toughpower GF3 power supply unit 1350 W 24-pin ATX Black
Thermaltake Toughpower GF3 power supply un...
Thermaltake 

165,29 EUR
Gigabyte - GIGABYTE AORUS ELITE P1000W ICE Power Supply Unit - PCIe 5.0, 80 PLUS Platinum, Fully modular design, 120mm Fan, ATX 3.0 compatible, EU Plug
GIGABYTE AORUS ELITE P1000W ICE Power Supp...
Gigabyte 

178,09 EUR
Asus - ASUS ROG Strix Graphics Card Holder Universal Graphic card holder
ASUS ROG Strix Graphics Card Holder Univer...
Asus 

53,09 EUR

Product feedback

 Write a feedback
There are currently no product reviews.