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Be Quiet! 450W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1
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  • Be Quiet! 450W System Power 11 PSU, 80+ Bronze, Fully Wired, Temp-Controlled Fan, ATX 3.1, PCIe 5.1

be quiet! System Power 11 450W is ATX 3.1 compliant and PCIe 5.1 compatible, 5-year manufacturer's warranty

£46.35
VAT included
Stock status: Moderate
67 items
Delivered within 1-2 days.
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The be quiet! System Power 11 450W (MPN BP009EU) is a reliable, entry-level internal power supply unit (PSU) ideal for mid-range desktop PCs. Certified 80 PLUS Bronze, it delivers stable 450?W output with ATX 3.1 compatibility and support for PCIe 5.1 GPUs via two 6+2-pin connectors. Its non-modular design with flat cables provides hassle-free installation and dependable performance.

Key Features
Power Output: 450?W continuous
Certification: 80 PLUS Bronze (up to 89% efficiency at 230?V)
Compliance: ATX 3.1, EPS 12V v2.92
PCIe Support: Supports PCIe 5.1 GPUs via 2 x 6+2-pin connectors
Cooling: Temperature-controlled 120?mm rifle-bearing fan
Protection Features: OCP, OVP, UVP, OPP, OTP, SCP, surge and inrush protection
Cabling: Fully wired (non-modular) flat black cables
Warranty: 5-year manufacturer’s warranty

Full Technical Specification

Model / MPN:
System Power 11 450?W (BP009EU)

Form Factor:
ATX

Compliance:
ATX 3.1, EPS 12V v2.92

Power Output:
450?W continuous

Efficiency Certification:
80 PLUS Bronze (up to 89% at 50% load)

Input Voltage:
200–240?VAC

Input Frequency:
50?Hz

Input Current:
Up to 4 A

Power Factor:
= 0.98 at full load

Standby Power:
< 0.15?W

Operating Temperature:
0–40 °C

MTBF:

100,000 hours at 25 °C

12V Rail:
Single 12 V rail at 37.5 A

Protections:
OCP, OVP, UVP, OPP, OTP, SCP, surge, inrush

Fan:
120 mm rifle-bearing, temperature-controlled

Noise Level:
~10.5 dB(A) at light load, up to ~19.1 dB(A) at full load

Modularity:
Non-modular

Connectors:
1 x 20+4-pin ATX
1 x 4+4-pin CPU (EPS)
2 x 6+2-pin PCIe
5 x SATA
1 x Molex (4-pin PATA)

Cable Type:
Flat black cables

Cable Length:
Up to 90 cm

Dimensions:
150 mm (W) x 140 mm (D) x 86 mm (H)

Weight:
~1.7 kg

Certifications:
CE, CB, TUV, RoHS, UKCA, WEEE, ErP, Energy Star

Warranty:
5 years
BEQUIET
BP009EU
67 Items

Data sheet

Warranty
5 Years
Form Factor
ATX
Package Weight
2.1000 kg
Additional Features
See Overview
Series
Be Quiet! System Power 11
Colour
Black
Weight/Dimensions
1.7 kg(LxWxH) 86 x 150 x 140 mm
Package Contents
Power SupplyScrewsCable TiesUser Manual
Compatibility
ATX 3.1PCIe 5.1 EPS 12V v2.92
Connectors
1 x ATX-Motherboard (20+4-pin)1 x P4+4 (CPU)2 x PCI-e 6+2-pin (GPU)5 x SATA1 x PATA
Wattage
450W
Efficiency
80+ Bronze230V, 2% load: 61.3%230V, 10% load: 82.4%230V, 20% load: 87.4%230V, 50% load: 89.0%230V, 100% load: 85.9%
Modular
No
Rail Design
Single strong 12V-rail
AC Input
200-240 VAC
Fan Type
Temperature-controlled 120mm quality fan
Noise
10% load: 10.5 dB(A)20% load: 10.6 dB(A)50% load: 10.8 dB(A)100% load: 19.1 dB(A)
Fan Bearing
Rifle Bearing
MTBF
100,000 Hours
Certification
Bronze
Protection
OTP (over temperature protection)OCP (over current protection)OPP (over power protection)SCP (short circuit protection)OVP (over Voltage protection)UVP (under Voltage protection)SIP (Surge & Inrush Protection)
SATA Connections
5
Wattage Range
450 - 560W
Size/Version
ATX 3.1
ATX 3.1/3.0
ATX 3.1
Max Certification
Bronze

Delivery date

Carrier Information Delivery
DPD Next Day Next Day (Orders Before 4PM)
* with direct payment methods (e.g. credit card)
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