be quiet! Pure Power 12 M 850W - ATX 3.1 Compliant Modular Power Supply

The Pure Power 12 M 850W delivers 850W of continuous power with ATX 3.1 compliance and PCIe 5.1 compatibility. This modular power supply combines exceptional efficiency with silent operation, making it suitable for gaming PCs and high-performance systems.

80 PLUS Gold Certified Efficiency

Certified 80 PLUS Gold with up to 93.2% efficiency rating, the Pure Power 12 M 850W reduces power consumption and operating costs while maintaining cooler, quieter performance. The high efficiency rating ensures minimal energy waste during operation.

ATX 3.1 and PCIe 5.1 Ready

Equipped with native 12V-2x6 connector support for next-generation PCIe 5.1 graphics cards, plus PCIe 6+2-pin connectors for current GPUs. The PSU handles power excursions up to double its rated power, ensuring reliable operation with demanding processors and graphics cards.

Silent 120mm Temperature-Controlled Fan

The silence-optimized 120mm be quiet! fan features temperature-controlled operation and airflow-optimized blades that reduce turbulence. This design achieves exceptional quiet operation while maintaining effective cooling performance.

Fully Modular Cable Design

Modular cables simplify cable management and system assembly. The design includes sleeved P24 and 12V-2x6 cables, with flat cables for P4+4, P8, PCIe, and drives. Maximum cable length reaches 95cm, with a 55cm motherboard cable.

LLC Topology for Voltage Stability

The LLC topology provides superior voltage regulation and efficiency. Two independent 12V rails deliver stable power distribution, with Modern Standby support and less than 0.1W standby power consumption.

Technical Specifications

Model
Straight Power 12 M 850W

Continuous Power (W)
850

Peak Power (W)
900

Form Factor
Version 3.1

Form Factor EPS 12V
Version 2.92

Topology
LLC + SR + DC/DC

Digitally Controlled
No

Voltage (VAC)
100-240

Frequency (Hz)
50 - 60

Input Current (A)
12 / 6

Power Factor at 100% Load
>0.98

Modern Standby
Yes

Power Consumption in Standby (w)
<0.1

Average Life Time (h / 25°C)
>100,000

Operating Temperature up to (°C)
40

Dimensions without cable (L x W x H) (mm)
160 x 150 x 86

Modular cables
Yes

Sleeved cables
P24, 12V-2x6

Flat cables
P4+4, P8, PCIe, drives

Maximum cable length (cm)
95

Cable length to motherboard (cm)
55

No. of cables
8

ATX-Motherboard (20+4-pin)
1

P4+4 (CPU)
1

P8 (CPU)
1

12V-2x6 cable / W
1 / 600

PCI-e 6+2-pin (GPU)
4

SATA
6

PATA
2

• Wattage: 850W
• Size/Version: ATX 3.0
• Modular: Fully
• SATA Connections: 6
• Certification: Gold
• Colour: Black