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be quiet! BN338 1000W power supply front view with Silent Wings fan and grille
be quiet! BN338 1000W power supply front view with Silent Wings fan and grille
be quiet! BN338 1000W PSU rear panel showing modular ports and sleeved cables
be quiet! BN338 1000W power supply rear view with AC inlet and power switch
be quiet! Straight Power 12 1000W power supply with retail box and front fan grille
Close-up of be quiet! 1000W power supply fan blades and protective metal grille
Internal components of be quiet! 1000W power supply showing capacitors and circuitry
be quiet! BN338 1000W power supply modular cables and mounting hardware kit
be quiet! BN338 1000W PSU cable length diagram showing PCIe 5.0 and SATA connectors
be quiet! BN338 1000W power supply noise level chart at 20, 50, and 100% load
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be quiet! (BN338), 1000 W, 100 - 240 V, 50/60 Hz, 13/6.5 A, Power Supply

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Product Code: PSEL-065

MPN #: BN338

Power hungry builds often struggle with noisy, inefficient power supplies that waste electricity and raise temperatures. The be quiet! (BN338), 1000 W, 100 - 240 V, 50/60 Hz, 13/6.5 A, Power Supply delivers a silent, ultra-efficient solution for high-performance PCs, keeping your system cool while cutting your energy bill.

be quiet! (BN338), 1000 W, 100 - 240 V, 50/60 Hz, 13/6.5 A, Power Supply - the quiet powerhouse you need

Modern gaming rigs and workstations demand stable, high-capacity power. Unreliable supplies can cause crashes, throttling, or even hardware damage. This unit solves those issues with ATX 3.0 compliance, 80 PLUS Platinum certification and a Silent Wings fan that operates almost silently. You get the power you need without the roar, ensuring smooth performance for the latest GPUs and CPUs.

Benefits

Experience the real advantages of a premium PSU:

  • Near-silent operation lets you focus on work or play without distracting fan noise.
  • Up to 93.9 % efficiency reduces electricity costs and lowers heat output.
  • Robust protection (over-current, over-voltage, overheating, etc.) safeguards your components.
  • Fully-modular cables keep your case tidy and improve airflow for better cooling.
  • High-quality Japanese 105 °C capacitors extend lifespan and maintain stable voltage.

Usages of be quiet! (BN338), 1000 W, 100 - 240 V, 50/60 Hz, 13/6.5 A, Power Supply

Ideal for high-end gaming PCs, professional content-creation workstations and enthusiast builds that use multiple graphics cards or the latest PCIe 5.0 devices. Its 12 VHPWR and multiple 6+2-pin connectors let you power demanding GPUs, while the ATX 3.0 spec ensures compatibility with future-generation hardware.

Key Features of be quiet! (BN338), 1000 W, 100 - 240 V, 50/60 Hz, 13/6.5 A, Power Supply
  • Power rating: 1000 W. Provides ample headroom for powerful components.
  • Efficiency: 91.8 %. Keeps energy waste low and reduces heat.
  • Input voltage: 100 - 240 V. Works worldwide with any standard mains supply.
  • Input current: 13/6.5 A. Handles both 120 V and 230 V mains without strain.
  • Fan speed: 0 - 2100 RPM. Adjusts automatically for silent operation at low loads.
  • Noise level: 28.9 dB. Guarantees a quiet environment even under load.
  • Dimensions (HxWxD): 86 mm × 150 mm × 160 mm. Fits standard ATX cases comfortably.
  • Weight: 1.85 kg. Sturdy yet easy to install.
  • Modular cabling: Fully-modular with up to 100 cm cables. Simplifies routing and improves airflow.
  • Certifications: 80 PLUS Platinum, RoHS, FCC, UKCA, CE, ENERGY STAR. Confirms high standards for performance and safety.

Specifications
Power
Power protection features Over current, Over power, Over voltage, Overheating, Under voltage
Efficiency 91.8%
Hold time 25.3 ms
Max output current (+5Vsb) 3 A
Max output current (-12V) 0.5 A
Max output current (+5V) 25 A
Max output current (+12V) 83.3 A
Max output current (+3.3V) 25 A
Combined power (+5V) 150 W
Combined power (+12V) 999.6 W
Combined power (+3.3V) 150 W
Power factor 0.99
Input current 13/6.5 A
AC input frequency 50/60 Hz
AC input voltage 100 - 240 V
Peak power 1070 W
Total power 1000 W
Ports & interfaces
Cabling type Fully-Modular
CPU power cable length 70 cm
PCI Express power cable length 60 cm
PCI Express power connectors (16-pin) 1
PCI Express power connectors (6+2 pin) 4
EPS power connector (4+4 pin) Yes
EPS power connector (8-pin) Yes
Peripheral (Molex) power cable length 1000,850 mm
Peripheral (Molex) power connectors (4-pin) 0
SATA power cable length 550,700,850,1000 mm
Number of PATA power connectors 2
Number of SATA power connectors 9
Motherboard power cable length 60 cm
Motherboard power connector 20+4 pin ATX
Performance
Mean time between failures (MTBF) 100000 h
Bearing technology FDB
Noise level 28.9 dB
EPS version 2.92
ATX version 3.1
Supported motherboard form factors ATX, micro ATX, Mini-ATX
80 PLUS certification 80 PLUS Platinum
Power supply unit (PSU) form factor ATX
Purpose PC
Design
On/off switch Yes
Fan speed 0 - 2100 RPM
Number of fans 1 fan(s)
Fan diameter 13.5 cm
Cooling type Active
Product colour Black
Operational conditions
Operating temperature (T-T) 0 - 40 °C
Operating temperature (T-T) 0 - 40 °C
Certificates
Compliance certificates RoHS, Federal Communications Commission (FCC), UKCA, WEEE, CE
Packaging content
Cable tie(s) included Yes
Cables included CPU, SATA
Weight & dimensions
Weight 1.85 kg
Height 86 mm
Depth 160 mm
Width 150 mm
Packaging data
Package type Box
Package weight 3.56 kg
Package height 102 mm
Package depth 328 mm
Package width 248 mm
Technical details
Sustainability compliance Yes
Sustainability certificates Triman, ENERGY STAR, ErP
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