be quiet! PURE POWER 750W PSU
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About This Item
- ATX 3.1 compliant and PCIe 5.1 compatible PSU
- 750W continuous power with 820W peak capability
- Active cooling with 12cm rifle-bearing fan
- 80 PLUS Gold efficiency certification
- Non-modular cabling with comprehensive connector options
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be quiet! Pure Power 12 750W | Gold PSU with PCIe 5.1
The be quiet! Pure Power 12 750W power supply unit 20+4 pin ATX ATX Black delivers 750W of reliable, quiet power with ATX 3.1 and PCIe 5.1 compliance. Designed for modern gaming and workstation PCs, it combines exceptional silence with robust protection and a 10-year warranty.
Slim Specs Table
| Metric | Spec. |
|---|---|
| Total Power | 750 W |
| Efficiency Certification | 80 PLUS Gold |
| Noise Level | 22.5 dB |
| MTBF | 100,000 h |
| Cooling | 120 mm Rifle bearing fan |
Exceptional Quiet Performance
The Pure Power 12 750W features a 120 mm rifle-bearing fan engineered for whisper-quiet operation at just 22. 5 dB. This advanced bearing technology ensures smooth, long-lasting performance while maintaining near-silent cooling under typical loads. The fan’s intelligent speed control means it only spins faster when needed, keeping your system quiet during everyday use.
ATX 3.1 & PCIe 5.1 Ready
Built for next-generation hardware, this PSU supports ATX 3. 1 specifications and PCIe 5. 1 compatibility. It includes both a native PCIe 5. 1 cable and three PCIe 6+2 connectors in the box, offering remarkable flexibility for current and future GPU upgrades. The 62. 5 A single +12V rail provides stable power delivery for high-performance components.
Comprehensive Protection & Efficiency
With 80 PLUS Gold certification and 90. 7% efficiency, the Pure Power 12 minimises energy waste and heat generation. Ten protection features safeguard your system including over-current, over-voltage, short-circuit, and surge protection. The active PFC with 0. 98 power factor ensures clean, stable power delivery to your components.
Box contents
- be quiet! Pure Power 12 750W PSU
- PCIe 5.1 cable
- Three PCIe 6+2 cables
- Non-modular power cables
- Mounting screws
- Cable ties
- User manual
Check before you buy
- Confirm your case has sufficient space for 160 mm depth
- Verify your GPU requires PCIe 5.1 or will use included 6+2 connectors
- Check that your system’s total power draw stays under 750W
- Confirm ATX 3.1 compatibility with your motherboard
Frequently Asked Questions
Q: Is this PSU compatible with PCIe 5.0 graphics cards?
A: Yes, it includes PCIe 5.1 cable and 6+2 connectors compatible with PCIe 5.0 cards.
Q: How many SATA devices can I connect?
A: The PSU provides six SATA power connectors for storage drives and other peripherals.
Q: What type of fan bearing does this use?
A: It uses a rifle-bearing fan designed for quiet operation and long lifespan.
Q: Is this PSU fully modular?
A: No, it uses a non-modular design with all cables permanently attached.
Q: What warranty coverage is provided?
A: The PSU comes with a 10-year manufacturer warranty covering defects.
The Consultant’s verdict & warranty
The be quiet! Pure Power 12 750W power supply unit 20+4 pin ATX ATX Black is ideal for gamers and professionals building quiet, reliable systems with modern components. Its ATX 3.1 compliance, PCIe 5.1 readiness, and comprehensive protection make it future-proof for demanding builds. Covered by the standard Manufacturer Warranty.
| Cooling | |
|---|---|
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| Cooling type | Active |
| Performance | |
| On/off switch | Yes |
| Power supply unit (PSU) form factor | ATX |
| 80 PLUS certification | 80 PLUS Gold |
| Purpose | PC |
| ATX version | 3.1 |
| EPS version | 2.92 |
| Noise level | 22.5 dB |
| Mean time between failures (MTBF) | 100000 h |
| Bearing technology | Rifle |
| Design | |
| 80 PLUS certification | 80 PLUS Gold |
| Product colour | Black |
| Fan diameter | 12 cm |
| On/off switch | Yes |
| Number of fans | 1 fan(s) |
| Cooling type | Active |
| Power | |
| Total power | 750 W |
| Maximum input current (@220V) | 5 A |
| Peak power | 820 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power factor | 0.98 |
| Power Factor Correction (PFC) type | Active |
| Maximum input current (@110V) | 10 A |
| Combined power (+3.3V) | 120 W |
| Combined power (+12V) | 750 W |
| Combined power (+5V) | 120 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 20 A |
| Max output current (+12V1) | 62.5 A |
| Max output current (+5V) | 20 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush protection (SIP), Under voltage |
| Hold time | 17.04 ms |
| Efficiency | 90.7% |
| Number of +12V rail(s) | 1 |
| Ports & interfaces | |
| Motherboard power cable length | 55 cm |
| SATA power cable length | 500,650,800,950 mm |
| Peripheral (Molex) power cable length | 800 mm |
| PCI Express power cable length | 60 cm |
| CPU power cable length | 60 cm |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 6 |
| Peripheral (Molex) power connectors (4-pin) | 1 |
| PCI Express power connectors (6+2 pin) | 3 |
| CPU power connector (4+4 pin) | Yes |
| Cabling type | Non-Modular |
| PCI Express power connectors (12-pin) | 1 |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage temperature (T-T) | -20 - 70 °C |
| Operating relative humidity (H-H) | 0 - 90% |
| Storage relative humidity (H-H) | 0 - 95% |
| Technical details | |
| Shipping (inner) case width | 34.5 cm |
| Shipping (inner) case net weight | 19.2 kg |
| Shipping (inner) case length | 44 cm |
| Shipping (inner) case height | 41.8 cm |
| Products per shipping (inner) case | 6 pc(s) |
| Sustainability certificates | ENERGY STAR, ErP, Triman |
| Warranty period | 10 year(s) |
| Compliance certificates | CB, CE, Federal Communications Commission (FCC), RoHS, UKCA, WEEE, cTUVus |
| Packaging content | |
| Cables included | AC |
| Cable tie(s) included | Yes |
| Screws included | Yes |
| Weight & dimensions | |
| Width | 86 mm |
| Depth | 160 mm |
| Height | 150 mm |
| Weight | 2.6 kg |
| Packaging data | |
| Cables included | AC |
| Screws included | Yes |
| Package depth | 320 mm |
| Package width | 133 mm |
| Package height | 210 mm |
| Package weight | 3 kg |
| Certificates | |
| 80 PLUS certification | 80 PLUS Gold |
| Logistics data | |
| Shipping (inner) case width | 34.5 cm |
| Shipping (inner) case net weight | 19.2 kg |
| Shipping (inner) case length | 44 cm |
| Shipping (inner) case height | 41.8 cm |
| Products per shipping (inner) case | 6 pc(s) |
| Other features | |
| Screws included | Yes |

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