Ever tried to focus on a game or a deadline while your PC sounds like a jet engine? You need a Power Supply that stays silent yet powerful. The Be Quiet! Pure Power 13 M Fully Modular Power Supply, 850W ATX 3.1 PSU delivers stable 850 W output, modular sleeved cables and a 120 mm silence-optimised fan, so your rig runs at full strength without the roar.
Why Choose a Be Quiet! Power Supply
Many buyers worry that a quiet unit will compromise performance or that modular cables are a hassle to manage. Others fear they will outgrow the wattage quickly or face reliability issues. This Power Supply removes those doubts: it meets ATX 3.1 standards, offers 850 W continuous power, and provides fully modular, flat-sleeved cables that keep your build tidy and well-ventilated. Its 80 PLUS Gold efficiency and comprehensive protections mean you get top-tier performance without noise or risk.
Key Features of a 850W Power Supply
- Continuous / Peak Power: 850 W / 900 W. Reliable power for demanding builds.
- 80 PLUS Gold Efficiency: up to 94.4 %. Lower electricity bills and less heat.
- Fully Modular Sleeved Cables: flat, colour-coded wires. Easy routing and clean aesthetics.
- Fan: 120 mm silence-optimised be quiet! fan, 2000 rpm max. Keeps noise to a whisper even under load.
- Single 12 V Rail: 70.9 A capacity. Stable voltage for high-end GPUs and CPUs.
- Connectors: 6 SATA, 4 PCIe 6+2. Supports multiple drives and graphics cards.
- Protections: OTP, OCP, OPP, SCP, OVP, UVP, SIP. Safeguards all components from faults.
- Dimensions: 160 × 150 × 86 mm. Fits most mid-tower cases without crowding.
- Weight: 2.62 kg. Sturdy yet easy to install.
Usages of a 850W Power Supply
Ideal for gamers building high-frame-rate rigs, content creators running multiple GPUs, workstation users needing consistent power for heavy workloads, and anyone who values a quiet environment while their system stays fully powered.
Benefits of Be Quiet! Power Supply
- Silent Operation: You work or play without distracting fan noise.
- Stable Power: No crashes or throttling during intense tasks.
- Clean Build: Modular cables improve airflow and look tidy.
- Energy Savings: High efficiency reduces running costs.
- Long-Term Safety: Extensive protections give peace of mind for years.
Specifications
| Model |
PURE POWER 13 M | 850W |
| Power |
|
| Continuous / Peak Power |
850 W / 900 W |
| Form Factor |
ATX 3.1 (EPS 12V v2.92) |
| Topology |
LLC + SR + DC/DC |
| Input Voltage / Frequency |
100–240 Vac / 50–60 Hz |
| Input Current |
12 A / 6 A |
| Power Factor (100% load) |
> 0.98 |
| Modern Standby |
Yes |
| Standby Power |
— |
| Max Operating Temp |
40 °C |
| Lifetime (25°C) |
> 100,000 h |
| 80 PLUS Certification |
Gold |
| Efficiency @230V (2/10/20/50/100%) |
70.5% / 90.0% / 93.2% / 94.4% / 92.8% |
| Cooling & Noise |
|
| Fan |
120 mm silence-optimized be quiet! fan |
| Bearing / Motor |
Rifle / 4-pole |
| Max Fan Speed |
2000 rpm |
| Noise @10/20/50/100% |
7.5 / 7.6 / 8.3 / 17.6 dB(A) |
| Power Output |
|
| 12V Rail |
Single rail |
| +12V |
70.9 A |
| +3.3V / +5V |
22 A / 22 A |
| -12V / +5Vsb |
0.3 A / 3 A |
| Max 12V Power |
850 W |
| Max 12V-2x6 Power |
600 W |
| Max 3.3V + 5V Power |
120 W |
| Hold-up Time (100% / 80%) |
25.09 ms / 33.38 ms |
| Power Good Signal |
100–150 ms |
| Cabling & Connectors |
|
| Cabling |
Fully modular, sleeved, flat |
| Max Cable Length |
95 cm |
| Motherboard Cable Length |
55 cm |
| Total Cables |
8 |
| Connectors |
ATX 20+4 (1), CPU P4+4 (1), CPU P8 (1), 12V-2x6 (1), PCIe 6+2 (4), SATA (6), PATA (2) |
| Protection & Compliance |
|
| Protections |
OTP, OCP, OPP, SCP, OVP, UVP, SIP |
| Certifications |
BSMI, CB, CCC, CE, cTUVus, CU, FCC, RCM, TÜV, UKCA |
| Environmental |
Energy Star 8.0, ErP, WEEE, RoHS |
| Physical |
|
| Dimensions (L×W×H) |
160 × 150 × 86 mm |
| Weight |
2.62 kg |
| Color |
Black |
| Service |
|
| Service |
International hotline (DE, FR) |
