be quiet! System Power 9 offers great be quiet! reliability and quietness for price-conscious PC builders.
- Very quiet operation
System Power 9 is equipped with a temperature-controlled fan. It provides you with the low noise operation that be quiet! is famous for, built into an entry-level system.
- Proven reliability for CPU and GPU
System Power 9 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.
- Equipped with a wealth of advanced technology
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.
- A complete range of safety features
Top component protection with a full suite of safety functions provide the ultimate in secure operation.
Power supply - active Power Factor Correction (PFC) - internal
ATX12V 2.4/ EPS12V 2.92
AC 200-240 V
Power Output Connectors Details
1 x power 24 pin ATX with detachable 4 pin section ¦ 1 x power 8 pin EPS12V with detachable 4 pin ATX12V section ¦ 4 x 8 pin PCI Express power with detachable 2 pin section ¦ 6 x 15 pin Serial ATA power ¦ 2 x 4 PIN internal power
+3.3, +5, ±12 V
+3.3V - 24 A ¦ +5V - 15 A ¦ +12V1 - 28 A ¦ +12V2 - 22 A ¦ -12V - 0.3 A ¦ +5VSB - 3 A
87% at 20% Load, 86% at 100% Load, 89% at 50% Load
80 PLUS Certification
80 PLUS Bronze
Power cable 1.5 m
Sleeved cables, overheat protection, over current protection, over voltage protection, overload protection, undervoltage protection, dual 12V rails, short-circuit protection, temperature controlled fan, DC-DC technology, sleeve bearing cooling fan
TUV, CB, RoHS, WEEE, ERP, RCM, CU
Service & Support
Limited warranty - 3 years
Max Operating Temperature
Dimensions & Weight
Dimensions & Weight (Shipping)