be quiet! Dark Power 14 850W, ATX 3.1, 80 Plus® Titanium, Modular Power Supply, Active and semi-Passive Cooling, PCIe 5.1, PCIe 5.0 and PCIe 4.0 Graphics Cards, 12V-2x6 Cable Included, Silent Wings
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AI Verdict
This 850W ATX 3.1, 80 Plus Titanium PSU with a 12V-2x6 connector is for high-end gaming and workstation builds needing top efficiency and quiet operation.
This PSU is a strong fit for users building or upgrading a high-performance system, especially with its ATX 3.1 compliance and native 12V-2x6 connector for PCIe 5.1 GPUs. Its 80 Plus Titanium efficiency and switchable cooling modes cater to those prioritizing low power consumption and quiet operation.
If you're experiencing shutdowns with a high-power GPU, consider a PSU with a higher wattage overhead or a different brand known for robust transient response.
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Pros
- Achieves 80 PLUS Titanium and Cybenetics Titanium efficiency, up to 95.57%, reducing power consumption and heat output.
- Includes a native 12V-2x6 connector for PCIe 5.1 graphics cards and four 6+2-pin PCIe connectors for current GPUs.
- Features switchable active and semi-passive cooling modes, with a Silent Wings fan integrated into a heatsink for quiet operation (8 dBA up to 50% load, 18 dBA at 100% load).
- Offers a button-activated switch between multi-rail (four 12V-rails) and single-rail modes for overclocking control.
- Utilizes Active Rectifier and full bridge LLC technology for stable power delivery and low ripple noise.
- Comes with a 10-year manufacturer's warranty.
Cons
- Some users reported sudden PC shutdowns during gaming or stress tests with high-power GPUs, suggesting potential issues with transient power spikes.
- The included cables, while modular, were noted by one user as not being as premium as those from other brands.
- CableMod compatibility for the Dark Power 14 series was not immediately available, and cables from previous models are incompatible.
Dimension Scores
Achieves 80 PLUS Titanium and Cybenetics Titanium certification with up to 95.57% efficiency, which is among the highest available.
Features a Silent Wings fan and selectable active/semi-passive cooling, producing only 8 dBA up to 50% load and 18 dBA at 100% load.
Utilizes premium-quality Japanese capacitors rated at 105°C, Active Rectifier, and full bridge LLC technology, backed by a 10-year warranty.
It is fully modular, allowing for clean cable routing by only connecting necessary cables.
Best For
- High-end gaming PCs with next-generation PCIe 5.1 graphics cards.
- Overclocked systems requiring flexible 12V rail configuration.
- Workstations demanding high power efficiency and stable operation.
- Quiet PC builds where minimal fan noise is a priority.
Not Recommended For
- Budget PC builds, due to its mid-range price band and premium features.
- Users sensitive to potential system instability with specific high-power GPUs under heavy load.
Watch Out For
- Multiple users reported unexpected system shutdowns when pairing this PSU with high-end GPUs (like RTX 5070ti or RTX 5090) during gaming or power tests, even with the 1200W model, which might indicate issues with handling GPU power spikes.
- The 12V-2x6 cable, while compliant with PCIe 5.1, was mentioned in one isolated comment as a potential 'fire hazard,' though this is likely a misunderstanding of the standard or a specific faulty unit rather than a general product flaw.
- If you're planning on custom sleeved cables, be aware that CableMod compatibility for the Dark Power 14 series was not yet confirmed, and older be quiet! cables are not cross-compatible.
Full Specifications
| ASIN | B0FVW6YYMX |
| Brand | be quiet! |
| Wattage | 850 watts |
| Model Name | BP019US |
| Form Factor | ATX |
| Item Weight | 9.7 pounds |
| Manufacturer | be quiet! |
| Connector Type | ATX, PCI Express |
| Cooling Method | Air |
| Output Wattage | 850 Watts |
| Item model number | BP019US |
| Compatible Devices | Gaming PC, High-Performance Workstation |
| Product Dimensions | 6.88 x 5.9 x 3.38 inches |
| Power Supply Design | Full Modular |
| Item dimensions L x W x H | 6.88 x 5.9 x 3.38 inches |
What Buyers Say
The biggest head-scratcher here is that despite its high efficiency and silent operation, some users reported system shutdowns with powerful GPUs during intense loads. This is a critical point for a PSU designed for high-end systems. On the flip side, people consistently praise how quiet it runs, even under load, and its overall build quality. The modular cables are appreciated for tidiness, though some wished for a more premium feel. The ATX 3.1 and PCIe 5.1 support are definite forward-looking advantages.
“Man, this thing is SO quiet, like, I can barely tell my PC is on, but then my RTX 5090 just crapped out during a game and rebooted the whole system, what gives?!”
Common Praise
- The PSU operates virtually inaudibly, even under significant load.
- Users appreciate the ability to switch between multi-rail and single-rail modes for overclocking.
- The build quality feels premium and well-constructed.
- The fully modular design simplifies cable routing and management.
- The 12V-2x6 connector for PCIe 5.1 GPUs is a forward-thinking inclusion.
Common Complaints
- Several users experienced sudden PC shutdowns during gaming or stress testing with high-end graphics cards.
- Some found the included cables to be less 'premium' compared to other high-end PSU offerings.
- Compatibility with third-party sleeved cables (like CableMod) was not immediately available for this specific model, and older be quiet! cables are incompatible.
Ownership Tips
- The switch for active/semi-passive cooling and the overclocking switch are physical buttons on the PSU itself, making them easy to access if your case allows.
- The 12V-2x6 cable is a single, dedicated cable, which is cleaner than using multiple 6+2 pin adapters for high-power GPUs.
- Even with the high efficiency, the heatsink design and fan integration are crucial for maintaining low temperatures and noise.
- The 10-year warranty provides significant peace of mind for a long-term investment.
Frequently Asked Questions
What is the efficiency rating of this power supply?
It's certified with 80 PLUS Titanium and Cybenetics Titanium, achieving up to 95.57% efficiency.
Does it support the latest graphics cards?
Yes, it's an ATX 3.1 PSU with a native 12V-2x6 connector for PCIe 5.1 graphics cards, and also includes four 6+2-pin PCIe connectors for current-gen GPUs.
How quiet is this power supply?
It uses a Silent Wings fan and offers active or semi-passive cooling modes, resulting in virtually inaudible operation, with noise levels as low as 8 dBA up to 50% load and 18 dBA at 100% load.
Can I use this for overclocking?
Absolutely. It has a button to switch between multi-rail (four 12V-rails) and single-rail modes, giving you full control for overclocking.
What is the warranty period?
be quiet! provides a 10-year manufacturer's warranty for this power supply.
Buying Guide
When you're looking at a power supply, you're basically picking the heart of your PC. You need enough wattage to power all your components, especially your graphics card and CPU. Efficiency ratings like 80 Plus Titanium tell you how much power the PSU wastes as heat; higher efficiency means less wasted energy and often quieter operation. Modular cables are a huge win for keeping your PC build tidy and improving airflow, as you only plug in what you need.
Wattage (850W)
This is the total power your PSU can deliver. Think of it like the horsepower of a car; you need enough to move your system, especially if you have a powerful graphics card or plan to overclock. 850W is plenty for most high-end single-GPU gaming systems.
80 Plus Titanium
This is an efficiency certification. Titanium is the highest tier, meaning the PSU converts at least 90% of the AC power from your wall into usable DC power for your PC, even at low loads. Less waste means less heat and lower electricity bills, like a really fuel-efficient car.
ATX 3.1 & 12V-2x6 Connector
This refers to the latest power supply standard and a new cable type. ATX 3.1 ensures the PSU can handle the sudden, massive power spikes of modern high-end graphics cards. The 12V-2x6 connector is specifically designed to deliver up to 600W to these new GPUs with a single cable, simplifying wiring and improving safety over older adapter solutions.
Modular
A modular PSU means you only plug in the cables you actually need for your components. This keeps your PC case much cleaner, improves airflow, and makes building or upgrading your system way easier. It's like having custom-length cables for everything, rather than a tangled mess.
Alternatives
If you need more headroom for extreme multi-GPU setups or very high-power CPUs, look for PSUs with 1000W or 1200W. If the reported shutdown issues are a concern, research PSUs from other brands known for their transient response with high-power GPUs.
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