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Description
xBe Quiet! System Power 11 650W ATX 3.1 Power Supply - 80 PLUS Bronze
The Be Quiet! System Power 11 650W delivers exceptional value for budget-conscious builders who refuse to compromise on reliability and whisper-quiet operation. This ATX 3.1 compliant PSU features native PCIe 5.1 support with a 12V-2x6 connector for next-generation graphics cards, while maintaining full compatibility with current GPUs through dual PCIe 6+2 pin connectors.
Built with DC-to-DC voltage regulation technology and a robust single 12V rail design, this power supply ensures rock-solid stability for demanding CPU and GPU combinations. The temperature-controlled 120mm rifle bearing fan operates at near-silent levels (10.9 dB(A) at 20% load), making it ideal for quiet workstations, gaming rigs, and productivity systems that require dependable performance without acoustic distraction.
Technical Specifications
- Power Output: 650W with 80 PLUS Bronze certification (up to 89.7% efficiency)
- Form Factor: Standard ATX (86 x 150 x 140mm, 1.97kg)
- Standards Compliance: ATX 3.1, PCIe 5.1, EPS 12V v2.92
- Power Connectors: 1x 12V-2x6 (450W), 2x PCIe 6+2 pin, 1x 24-pin ATX, 1x 8-pin CPU, 1x 4-pin CPU
- Storage Connectors: 5x SATA, 1x PATA (Molex)
- Cooling System: Temperature-controlled 120mm rifle bearing fan
- Input Voltage: 200-240V AC, 50-60Hz
- MTBF Rating: 100,000 hours
- Standby Power: <0.15W energy-efficient design
- Warranty: 5 years comprehensive coverage
Key Features
- Future-Ready Connectivity - ATX 3.1 with native PCIe 5.1 support for RTX 40-series and next-gen GPUs
- Ultra-Quiet Operation - Advanced fan curves maintain 10.9 dB(A) operation under typical loads
- Power Excursion Handling - Manages GPU power spikes up to 2x rated capacity seamlessly
- Premium DC-to-DC Design - Tight voltage regulation ensures component longevity and stability
- Comprehensive Protection - Seven-layer safety system (OTP/OCP/OPP/SCP/OVP/UVP/SIP)
- Energy Efficient - 80 PLUS Bronze certified with peak 89.7% efficiency rating
- Single Rail Stability - Strong 12V rail design optimized for modern high-performance systems
- Complete Installation Kit - Includes mounting screws, cable management ties, and detailed manual
Shipping & Return
xShipping Information
All orders placed before 2:00pm (Monday to Friday) are dispatched the same day. Orders placed after 2:00pm, on weekends, or on bank holidays will be shipped the following business day.
Your order will be carefully packed and shipped from our UK warehouse. You’ll receive tracking details as soon as your parcel is on its way.
Returns
If you change your mind, we accept returns within 30 days of delivery on most new, unopened items. Simply contact our friendly support team to start your return—it's quick and hassle-free.
Your satisfaction is our priority. If you need any help or have questions about your order, please get in touch with our support team.
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