be quiet! System Power 9 400W CM offers renowned be quiet! reliability and quietness for cost-effective and reliable systems.
- Rock-solid stability with two strong 12V-rails
- DC-to-DC technology for tight voltage regulation
- Multi-GPU support with two PCIe connectors
- Temperature-controlled 120mm fan reduces system noise
- Stand-by drain of less than 0.15 watts
- 80 PLUS® Bronze efficiency (up to 89%)
- Semi-modular high-quality sleeved and flat cables
- All-in-one cable with S-ATA HDD and FDD connectors
- Complete suite of top safety features
- Meets latest Intel® C6/C7 ErP and Energy Star 6.1 guidelines
- 3-year manufacturer’s warranty
Very Quiet Operation
System Power 9 400W CM is equipped with a temperature-controlled 120mm fan. It provides you with the low noise operation that be quiet! is famous for built into an entry-level system.
80+ Bronze Certification
The 80 PLUS Bronze certification is convincing evidence of this PSU’s efficient and power saving operation. It is a remarkable achievement for this class of PSU realizing an efficiency rating of up to 89%.
High Performance for Your System
System Power 9 400W CM provides stable and dependable power for CPU and GPU. It is equipped with two independent 12V-rails and supports several graphics cards with two PCI express connectors for multi-GPU systems.
Innovative DC-to-DC Conversion
The PSU is equipped with DC-to-DC conversion for tight voltage regulation even under heavy cross-loading conditions. This ensures reliable operation and makes it ready for the next generation of processors and graphics cards.
Semi-Modular Cable Management
System Power 9 400W CM comes with full high-quality black sleeved cables that add a touch of class to any PC system. Thanks to the semi-modular cable management cables that serve no purpose in the system are left out.
Comprehensive Protection
Top component protection with a full suite of safety functions including OCP OVP OPP OTP UVP and SCP which provide the ultimate in secure operation.
Attributes
Form Factor: ATX
Series: Be Quiet! System Power 9
Wattage: 400 W
Modular: Semi Modular
Compatibility: ATX 12V v2.51
#Hide#Wattage Range: 300 - 400W
Connectors: 1 x ATX-Motherboard (20+4-pin)1 x P4+4 (CPU)2 x PCI-E 6+2-pin (GPU)2 x PATA 4-pin5 x SATA 15-pin (HDD Drives)1 x FDD (Floppy)
Rail Design: Dual +12V
AC Input: AC200-240 V
PFC: Active PFC
Fan Type: High-quality 120mm fanSleeve Bearing
Fan Bearing: Sleeve Bearing
Noise: dB(A) at 20% load: 9.3dB(A) at 50% load: 9.7dB(A) at 100% load: 15
80+ Certification: 80+ Bronze
Efficiency: Up to 89%
MTBF: 100 000 hours
Protection: Over currentOver voltageUnder voltageShort circuitOver temperatureOver power
Additional Features: See Overview
Weight/Dimensions: 1.49 kg140 x 150 x 86 mm
Package Weight: 2.3000 kg
Warranty: 3 Years
Security policy
Delivery policy
Return policy
