be quiet! System Power 9 400W CM 80PLUS Bronze
Modular Power Supply 400W ATX 12V 2.51 / EPS 12V - 80PLUS Bronze
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The System Power 9 power supply was designed by be quiet! for anyone looking to build an efficient and affordable configuration. It provides true reliability with two 12V rails and solid voltages. It is 80 PLUSBronze certified...
Modular Power Supply 400W ATX 12V 2.51 / EPS 12V - 80PLUS Bronze
Proven power supply for a price-oriented PC
TheSystem Power 9 power supply has been designed by be quiet! for anyone looking to build an efficient and affordable system. It offers real reliability thanks to two 12V rails and solid voltages. The 80 PLUS Bronze certifiedSystem Power 9 is capable of supporting multiple graphics cards with four PCIe connectors included.
TheSystem Power 9 combines power and discretion beyond the ordinary in its class - a key differentiator for building a high-performance PC at an attractive price.
Very quiet operation
TheSystem Power 9 400W CM is equipped with a 120mm thermo-regulated fan. This allows for relatively quiet operation - a trademark of be quiet - for an entry-level PC.
80 PLUS Bronze certification and high performance for your PC
The 80 PLUS Bronze certification demonstrates the efficient and economical operation of this power supply unit. This is an outstanding performance in its class, with an efficiency of up to 89%.
TheSystem Power 9 400W CM provides stable and reliable power for CPUs and GPUs. It is equipped with two independent 12V rails and supports multiple graphics cards with two PCI Express slots for multi-GPU systems.
Innovative DC/DC conversion
This power supply features DC/DC conversion for tight voltage regulation, even under heavy load conditions, ensuring reliable operation and compatibility with the next generation of processors and graphics cards.
Modular cable management and comprehensive protection
TheSystem Power 9 400W CM comes with high quality black sheathed cables that add an elegant touch to any PC system. Semi-modular cable management means that unnecessary system cables are left behind.
This power supply offers you a full range of security measures. It provides you with high quality component protection with a full range of security features, including OCP, OVP, OPP, OTP UVP and SCP to ensure maximum security.
Key features:
- Foolproof stability with two solid 12V rails
- Equipped with DC/DC technology for voltage regulation
- Powerful multi-graphics support with two PCIe slots
- 120mm thermo-regulated fan for low noise
- Standby power consumption of less than 0.15 Watts
- 80 PLUS Bronze certification (up to 89%)
- Semi-modular flat, high quality jacketed cables
- All-in-one cable with S-ATA, HDD and FDD connectors
- C6/C7, ErP and Energy Star 6.1 compliant
- 3-year manufacturer's warranty
Select your criteria
General information |
Product name |
be quiet! System Power 9 400W CM 80PLUS Bronze |
Brand |
be quiet ! | |
Model |
BN300 | |
Power and Efficiency |
Power |
400 W |
80 PLUS certification |
Yes | |
80 PLUS certification |
80 PLUS Bronze | |
Connectivity |
Modular |
Yes |
Modularity |
Semi-modular | |
Power connector(s) |
1 X +12V (Power supply P8 - 2 x P4) | |
| 5 X Serial ATA power supply | ||
| 1 X ATX 20 + 4 Pin | ||
| 2 X Molex (4 Pin) Female | ||
| 2 X PCI Express 6 + 2 Pin | ||
Configurator |
PSU-CM compatibility |
+12V P4 |
| +12V P8 | ||
Cooling |
Fan size |
120mm |
Silent |
Yes | |
Power supply type (PC) |
Active | |
Design |
Power format |
ATX/EPS |
Power supply standard |
ATX12V | |
| EPS12V | ||
ATX 3.0 |
No | |
Multi-GPU |
None | |
Typical use |
Desktop computer | |
Physical characteristics |
Color |
Black |
LED RGB |
No | |
Height |
86 mm | |
Width |
140 mm | |
Length |
150 mm | |
Weight |
1.49 kg | |
Warranties |
Commercial warranty |
Seller 3 years |
Legal warranty |
See terms & conditions |
Product referenced on 23 Jul 2019
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