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Black rectangular ATX power supply unit with mesh side panel and 140mm fan visible

be quiet!

be quiet! Power Zone 2 850W ATX12V 3.1 Modular Power Supply BP007US

SKU CH-H2FR-9A5ED MPN BP007US

An 850 W ATX12V 3.1 modular power supply with 80 PLUS and Cybenetics Platinum efficiency up to 94.1 %, a Pure Wings 3 140 mm fan and semi-passive zero-RPM cooling

  • ColorBlack
  • TypeATX12V 3.1
  • Maximum Power850 W
  • FansPure Wings 3 140mm
  • +12V RailsSingle
  • ModularModular

Options ATX 3.1 80+ Platinum (850W)

  • ATX 3.1 and PCIe 5.1 ready for modern GPUs
  • Up to 94.1 % efficiency cuts heat and power draw
  • Pure Wings 3 140 mm fan stops at low load
  • Single 12 V rail delivers stable 850 W output
  • Fully modular cables keep the build clean

What the 850W unit delivers

The Power Zone 2 850W is an ATX12V 3.1 modular supply built for high-end gaming rigs. It carries both 80 PLUS Platinum and Cybenetics Platinum ratings, reaching up to 94.1% efficiency. A single massive 12V rail feeds the entire system through fully modular cables. The 140mm Pure Wings 3 fan enables semi-passive zero-RPM cooling at low load.

When the jump from a lower tier pays off

Builders moving from a standard Gold unit gain noticeably lower waste heat and quieter operation under typical gaming loads. The 90° angled 12V-2x6 connector and PCIe 5.1 compatibility remove cable-routing hassles for modern graphics cards. If your current supply lacks ATX12V 3.1 support or modular cabling, this model closes both gaps at once.

Behaviour under sustained load

LLC voltage regulation keeps the 12V rail stable when the system draws heavily for extended periods. The fan stays off until thermal demand requires it, then spins up gradually and runs on for 2-5 minutes after load drops to avoid frequent start-stop noise. Platinum-grade efficiency means less energy turns into heat inside the case during long sessions.

Highlights

  • ATX 3.1 and PCIe 5.1 ready for modern GPUs
  • Up to 94.1 % efficiency cuts heat and power draw
  • Pure Wings 3 140 mm fan stops at low load
  • Single 12 V rail delivers stable 850 W output
  • Fully modular cables keep the build clean

Specifications

Brandbe quiet
SeriesPower Zone 2
Part NumberBP007US
ColorBlack
TypeATX12V 3.1
Maximum Power850 W
FansPure Wings 3 140mm
+12V RailsSingle
ModularModular
Energy-Efficient80 PLUS® Platinum and Cybenetics Platinum
efficiency (up to 94%)
Shipping weight3.40 kg
Package size330 × 254 × 102 mm

Other versions of this model

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Questions about this item

Does the 140 mm Pure Wings 3 fan fit a standard ATX power-supply bay?

Yes, the unit follows the ATX12V 3.1 form factor so it mounts in any standard ATX PSU bay with four rear screws.

Which cables must be connected during installation, and which step is often missed?

Connect the 24-pin ATX, 8-pin CPU and the 90° angled 12V-2x6 GPU cable; the step most people miss is plugging the modular cables into the PSU side before routing them.

What maintenance does the 140 mm fan need over its life?

The semi-passive zero-RPM mode keeps the fan off at low load; simply blow dust from the mesh intake once a year to maintain airflow.

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