PCCG Gaming PCs
- Ready to Ship Gaming PCs
- Customisable Gaming PCs
- Home & Office PC Systems
Barebone / NUC
Cables
- Display Cables & Adapters
- Internal Power Cables
- SATA Cables
- Network Cables
- Audio Cables
- Phone Cables
- USB Cables
- Fan Cables
- RGB Cables
- Sleeved Cables
- Power Boards & Cables
- Cable Management
- Cable Sleeving & Mods
Cameras
- Webcams
- Surveillance Cameras
- Video Conferencing
Card Readers
Cases
- All Models
- Phanteks Cases
- NZXT Cases
- Lian Li Cases
- Fractal Design Cases
- Kolink Cases
- Cooler Master Cases
- MetallicGear Cases
- Deepcool Cases
- Corsair Cases
- DAN Cases
- HGC Cases
- be quiet! Cases
- SilverStone Cases
- Aerocool Cases
- ASUS Cases
- Cougar Cases
- InWin Cases
- MSI Cases
- Thermaltake Cases
- Bay Devices
- Mini-ITX Cases
- Filters, Panels, Accessories
Cooling
- CPU Cooling
- Water Cooling
- Compound, Pads, Cleaners
- Notebook Cooling
CPUs
- AMD AM4 2nd Gen Processors
- AMD AM4 3rd Gen Processors
- Intel 1151 9th Gen Processors
- Intel 1200 10th Gen Processors
- AMD Socket TRX40 Processors
- Intel Socket 2066 Processors
Fans & Accessories
- All Models
- Fans by size: 40-60mm
- Fans by size: 80mm
- Fans by size: 92mm
- Fans by size: 120mm
- Fans by size: 140mm
- Fans by size: 180mm+
- Fan Cables
- Fan Controllers
- Frames & Shrouds
- Grills and Filters
- Fan Mounts
- Phanteks Fans
- Aerocool Fans
- Alpenfohn Fans
- be quiet! Fans
- Cooler Master Fans
- Corsair Fans
- Cougar Fans
- Cryorig Fans
- Deepcool Fans
- EK Fans
- Fractal Design Fans
- Lamptron Fans
- Lian Li Fans
- Noctua Fans
- Noiseblocker Fans
- NZXT Fans
- SilverStone Fans
- Thermaltake Fans
Flash Memory
Gaming Chairs & Desks
- All Models of Gaming Chairs
- noblechairs Gaming Chairs
- Nitro Concepts Gaming Chairs
- Aerocool Gaming Chairs
- Anda Seat Gaming Chairs
- Cooler Master Gaming Chairs
- GTCHAIR Gaming Chairs
- ONEX Gaming Chairs
- MSI Gaming Chairs
- Gaming Desks
- Accessories
Gaming Peripherals
Gift Vouchers
Graphics Cards
- GeForce GT 7xx
- GeForce GT 1030
- GeForce GTX 1050 Ti
- GeForce GTX 1650
- GeForce GTX 1650 Super
- GeForce GTX 1660
- GeForce GTX 1660 Super
- GeForce GTX 1660 Ti
- GeForce RTX 2060
- GeForce RTX 2060 Super
- GeForce RTX 2070
- GeForce RTX 2070 Super
- GeForce RTX 2080 Super
- GeForce RTX 2080 Ti
- GeForce RTX 3080
- GeForce RTX 3090
- Radeon RX 550
- Radeon RX 570
- Radeon RX 580
- Radeon RX 5500 XT
- Radeon RX 5600 XT
- Radeon RX 5700 XT
- Workstation Graphics Cards
- Nvidia Graphics Cards
- AMD Graphics Cards
- Accessories
Hard Drives & SSDs
- Solid State Drives (SSD)
- 3.5" Hard Drives
- 2.5" Hard Drives
- External Storage
- Accessories & Cooling
- Hard Drive & SSD Enclosures
- USB Disk Docks
Headphones
- ASUS Headsets
- Audio-Technica Headphones
- Beyerdynamic Headphones
- Cooler Master Headsets
- Corsair Headsets
- Cougar Headsets
- Edifier Headsets
- EPOS Gaming Headsets
- Kingston HyperX Headsets
- Logitech Headsets
- Microsoft Headsets
- MSI Gaming Headphones
- Razer Headsets
- Roccat Headsets
- Sennheiser Headphones
- SteelSeries Headsets
- Thermaltake Headsets
- Turtle Beach
- Gaming Headsets
- In-Ear Headphones
- Wireless Headphones
- Wireless In-Ear Headphones
- Headphone Amps
- Audio System Components
- Headphone Holders
- All Models
Keyboards
- All Keyboards
- Ducky Keyboards
- Glorious Keyboards
- Varmilo Keyboards
- Corsair Keyboards
- Cooler Master Keyboards
- ASUS Keyboards
- Cougar Keyboards
- Gigabyte Keyboards
- HyperX Keyboards
- Logitech Keyboards
- Microsoft Keyboards
- MSI Keyboards
- Rapoo Keyboards
- Razer Keyboards
- Roccat Keyboards
- SteelSeries Keyboards
- Thermaltake Keyboards
- Topre Keyboards
- Xtrfy Keyboards
- Keyboard and Mouse Combos
- Keypads, Number Pads
- Wireless Keyboards
- Mechanical Keyboards
- Keyboard Keycaps
- Keyboard Wrist Rests
- Keyboard Switches
Laptops
- All Laptop Models
- Acer Laptops
- ASUS Laptops
- Gigabyte Laptops
- Infinity Laptops
- Lenovo Laptops
- MSI Laptops
- Razer Laptops
- Gaming Laptops
- Home/Office Laptops
- Ultrabooks
- Laptop Accessories
- Laptop Bags
- Laptop Cooling
LED Lighting
Memory
- All DDR4 Memory
- All DDR3 Memory
- SODIMM Memory
- Team Memory
- Corsair Memory
- HyperX Memory
- G.Skill Memory
- ADATA Memory
- Gigabyte Memory
- Thermaltake Memory
Mice & Mouse Pads
- All Models
- Glorious Mice
- Endgame Gear Mice
- Corsair Mice
- Logitech Mice
- Razer Mice
- ASUS Mice
- Cooler Master Mice
- Cougar Mice
- Gigabyte Mice
- HyperX Mice
- Microsoft Mice
- MSI Gaming Mice
- Rapoo Mice
- Roccat Mice
- SteelSeries Mice
- Thermaltake Mice
- Xtrfy Mice
- Zowie Mice
- Mouse Pads
- Mouse Accessories
Microphones
- All Microphone Models
- Antlion Microphones
- Audio-Technica Microphones
- AVerMedia Microphones
- Blue Designs Microphones
- Elgato Microphones
- Razer Microphones
- RODE Microphones
- Samson Microphones
- Microphone Accessories
Monitors
- All Monitor Models
- 19-22" Monitors
- 23-26" Monitors
- 27-32" Monitors
- 33-55" Monitors
- 100Hz - 280Hz Monitors
- 4K UHD Monitors
- Curved Monitors
- Ultrawide Monitors
- Monitor Stands and Brackets
- Acer Monitors
- AOC Monitors
- ASUS Monitors
- BenQ Monitors
- Dell Monitors
- Gigabyte Monitors
- LG Monitors
- MSI Monitors
- Philips Monitors
- Samsung Monitors
- ViewSonic Monitors
Motherboards
- AMD Socket AM4 2nd Gen
- AMD Socket AM4 3rd Gen
- Intel 1151 9th Gen
- Intel 1200 10th Gen
- AMD Socket sTRX4
- Intel Socket 2066
- Motherboard Accessories
Networking
- Modem Routers
- Network Adapters
- Routers
- Switches
- KVM / AV Switches
- Wireless Access Points
- Wireless Bridge
- Wireless Range Extenders
- Ethernet over Power
- Power over Ethernet
- Accessories
- Print Servers
- Smart Home & Security
- Network Cables
- Networking Tools
Optical Drives & Media
- Internal Optical Drives
- External Optical Drives
- Media
Phone Accessories
Power Supplies
- All Models
- Super Flower
- Phanteks
- Kolink
- Corsair
- Cooler Master
- SilverStone
- be quiet!
- Thermaltake
- ASUS
- Seasonic
- SFX Power Supplies
- Power Boards
- Cables & accessories
Services
Software
- Microsoft Windows
- Microsoft Office
- Anti-Virus and Internet Security
Sound Cards
Speakers
- Logitech Speakers
- Razer Speakers
- Swan Speakers
- Phanteks Speakers
- Creative Speakers
- Edifier Speakers
- All Models
- Bluetooth Speakers
- DAC, EQ, Stage
- Turntables
- Speaker Accessories
Streaming & Video Capture
Tools & Screws
- Dust Management
- Network
- Storage
- Toolkits
- Miscellaneous
- Screws
USB Devices & Cards
- Expansion Cards
- Hubs
- Power Adapters
- USB Devices
- Power Banks
USB Flash Drives
Virtual Reality
On Sale!

Suggestion box

be quiet! System Power 8 400W Power Supply

BN840

This product has been discontinued

Overview

The System Power 8 400W features rock-solid voltages, proven reliability, high efficiency and exceptionally quiet performance. System Power 8‘s combination of power, quietness, and efficiency is far beyond ordinary, letting you build cost-effective and reliable systems without compromise.

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Customer questions