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Exc. VAT : £ 52.27
Inc. VAT : £ 62.72

Be Quiet! 700W System Power 9 PSU, 80+ Bronze, Dual 12V, Cont. Power

Exc. VAT : £ 52.27
Inc. VAT : £ 62.72

Proven Reliability and Good Efficiency 

be quiet! System Power 9 700W offers renowned be quiet! reliability and quietness for price-conscious PC builders.
  • Rock-solid stability with two strong 12V-rails
  • DC-to-DC technology for tight voltage regulation
  • Multi-GPU support with four PCIe connectors
  • Temperature-controlled 120mm fan reduces system noise
  • Stand-by drain of less than 0.15 watts
  • 80PLUS® Bronze efficiency (up to 89%)
  • Attractive black sleeved cables
  • Complete suite of top safety features
  • Meets latest Intel® C6/C7, ErP and Energy Star 6.1 guidelines
  • 3-year manufacturer’s warranty
  • Product conception, design and quality control in Germany
Very Quiet Operation
Attained by using a high-quality fan
System Power 9 700W 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.
80PLUS Bronze Certification
High operating efficiency
The 80PLUS® 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
Proven reliability for CPU and GPU
System Power 9 700W provides stable and dependable power for CPU and GPU. It is equipped with two independent 12V-rails and supports several graphics cards with four PCI express connectors for multi-GPU systems
Innovative DC-to-DC Conversion
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.
High-Quality Cable Design
Attractive design for high performance, cost-effective systems
System Power 9 700W comes with full high-quality black sleeved cables that add a touch of class to any PC system.
Comprehensive Protection
A complete range of safety features
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.

80+ Bronze
Up to 89%
100,000 hours
Over current Over voltage Under voltage Short circuit Over temperature Over power
See Overview
2.07 kg 140 x 150 x 86 mm
dB(A) at 20% load_ 10.6 dB(A) at 50% load_ 15.4 dB(A) at 100% load_ 31.7
Package Weight
2.4800 kg
3 Years

80+ Certification
Form Factor
700 W
Be Quiet! System Power 9
Fully Wired
ATX 12V v2.4 & EPS 12V v2.92
#Hide#Wattage Range
700 - 760W
Sleeve Bearing
1 x ATX-Motherboard (20+4-pin) 1 x P4+4 (CPU) 4 x PCI-E 6+2-pin (GPU) 2 x PATA 4 pin 6 x SATA 15-pin (HDD, Drives) 2 x Mainboard connector (PATA 4-pin)
Rail Design
Dual +12V
AC Input
AC200-240 V
Active PFC
Fan Type
High-quality 120mm fan Sleeve Bearing
Fan Bearing