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Myllärinkatu 10
65100 Vaasa
Web: www.multitronic.fi
Telephone: 06 - 319 77 00
E-mail: info@multitronic.fi

be quiet! System Power 9 Semi 400W - PSU, 80 Plus Bronze

Manufacturer: BE QUIET!
ID: BN300
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6190€ Show VAT 0% Show VAT 25,5%
Estimated delivery: 01.05 - 06.05
On order with ETA after 29.04.2025
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On order with ETA after 29.04.2025 Open today: Closed (Good Friday) About this store
On order with ETA after 29.04.2025 Open today: 09:00 - 17:00 About this store
On order with ETA after 29.04.2025 Open today: Closed (Good Friday) About this store
On order with ETA after 29.04.2025 Open today: Closed About this store
On order with ETA after 29.04.2025 Open today: Closed (Good Friday) About this store
Multitronic Vaasa
Multitronic Pietarsaari
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Multitronic Lappeenranta
Multitronic Mariehamn

Key Specifications

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Specifications
Description
Store availability
Delivery
Price development
Technical details
Sustainability certificatesENERGY STAR
Ports & interfaces
Motherboard power connector20+4 pin ATX
Floppy drive power connector1
Number of SATA power connectors5
CPU power connector (4+4 pin)checkmark
PCI Express power connectors (6+2 pin)2
Cabling typeSemi-Modular
Number of PATA power connectors2
Motherboard power cable length45 cm
SATA power cable length550,670 mm
CPU power cable length60 cm
PCI Express power cable length50 cm
Weight & dimensions
Weight1.49 kg
Height86 mm
Width150 mm
Depth140 mm
Energy management
Input current4 A
Nominal power400 W
Efficiency89%
Hold time17 ms
Power protection featuresOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Power factor0.95
Power Factor Correction (PFC) typeActive
Combined power (+3.3V)103 W
Combined power (+12V)384 W
Combined power (+5V)103 W
Combined power (-12V)3.6 W
Combined power (+5Vsb)15 W
Max output current (+3.3V)24 A
Max output current (+5V)15 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)3 A
AC input frequency50 Hz
AC input voltage200 - 240 V
Max output current (+12V2)18 A
Max output current (+12V1)22 A
Total power400 W
Packaging data
Package weight2.11 kg
Package depth268 mm
Package height195 mm
Package width97 mm
Manualcheckmark
Package typeBox
Certificates
80 PLUS certification80 PLUS Bronze
Packaging content
Cables includedPCIe, SATA
Other features
Screws includedcheckmark
Noise level (quiet mode, 50%)9.7 dB
Noise level (full-load mode, 100%)15 dB
Noise level (silent mode, <30%)9.3 dB
Design
Product colourBlack
Number of fans1 fan(s)
Cooling typeActive
Fan diameter12 cm
Performance
CertificationCE, CB, TÜV, RCM, CU
Compatible productsIntel C6/C7
PurposePC
Bearing technologySleeve
ATX version2.51
Power supply unit (PSU) form factorATX
Logistics data
Master (outer) case height556 mm
Master (outer) case width311 mm
Master (outer) case gross weight13.4 kg
Master (outer) case length215 mm
Products per master (outer) case6 pc(s)
Harmonized System (HS) code84733020
EAN4260052187210
Warranty3 years

The be quiet! System Power 9 Semi 400W power supply unit (PSU) is meticulously designed for system builders who prioritize stability and energy efficiency in their builds. Rated with a commendable 80 PLUS Bronze certification, this PSU ensures reliable power output, effectively reducing electricity costs while promoting overall system performance. Its semi-modular construction allows users to connect only the cables they need, enhancing airflow and providing an organized interior for any PC setup, be it for gaming, workstations, or home servers.

Built with dependability in mind, the System Power 9 Semi features high-quality Japanese capacitors that guarantee long-lasting performance and reliability. Safety features such as Over Voltage Protection (OVP), Under Voltage Protection (UVP), and Over Current Protection (OCP) safeguard your components against potential power fluctuations. Measuring an ATX form factor, it seamlessly integrates into a variety of cases, making it a versatile choice for any PC enthusiast seeking a blend of performance and peace of mind.

Key Features
  • Wattage output: 400W
  • Form factor: ATX
  • Modular type: Semi-modular
  • 80 PLUS certification level: Bronze
  • Cooling type: 120mm fan for efficient airflow
  • Connectors: 1 x PCIe, 4 x SATA, 1 x CPU EPS
  • Voltage compatibility: 100–240V input, active PFC for stability
  • Protection features: OCP, OVP, UVP, SCP
  • Noise level: Optimized for quiet operation
  • Build quality: Japanese capacitors for enhanced durability
  • Warranty length: 3 years
What is in the box
  • Power supply unit
  • Modular cables
  • Power cord
  • Mounting screws
  • User manual
  • Cable ties for organization

Multitronic Vaasa: 0 pcs
Estimated delivery: 30.04 - 06.05
Multitronic Pietarsaari: 0 pcs
Estimated delivery: 30.04 - 06.05
Multitronic Jyväskylä: 0 pcs
Estimated delivery: 30.04 - 06.05
Multitronic Lappeenranta: 0 pcs
Estimated delivery: 30.04 - 06.05
Multitronic Mariehamn: 0 pcs
Estimated delivery: 30.04 - 06.05
Fetch from the shop
Estimated delivery time: 30.04 - 06.05
Free
Matkahuolto: Parcel lockers and service points
Estimated delivery time: 01.05 - 06.05
3,90 €
Posti: Parcel lockers and service points
Estimated delivery time: 30.04 - 05.05
4,90 €
Posti: Postal package
Estimated delivery time: 01.05 - 06.05
4,90 €
Posti: Doorstep delivery
Estimated delivery time: 01.05 - 05.05
6,90 €
Posti: Home delivery
Estimated delivery time: 01.05 - 05.05
16,90 €
The above technical details are for reference only and may change without notice. We reserve the right to correct printing errors and use illustrations for guidance. Some text may be auto-generated or machine-translated, which could lead to inaccuracies.

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