be quiet! Pure Power 12 M

Q: What are the main specs of the be quiet! Pure Power 12 M?

750 W, 80+ Gold, Fully modular.

750 W · 80+ Gold · Fully modular

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Wattage 750 W
Efficiency 80+ Gold
Modular Fully modular
Form factor ATX

be quiet! Pure Power 12 M is a 750 W power supply rated 80+ Gold (fully modular). Pick one with some headroom above your build's draw.

Specifications

Key specs

Wattage: 750 W
Efficiency: 80+ Gold
Modular: Fully modular
Form factor: ATX
Part number: BN343
EAN / UPC: 4260052189481

Power

Total power: 750 W
Peak power: 820 W
AC input voltage: 100 - 240 V
AC input frequency: 50 - 60 Hz
Input current: 10/5 A
Power factor: 0.98
Power Factor Correction (PFC) type: Active
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): 36 A
Max output current (+12V2): 32 A
Max output current (+5V): 20 A
Max output current (-12V): 0.3 A
Max output current (+5Vsb): 3 A
Efficiency: 92.6%
Power Good signal delay range: 100 - 150 ms
Power protection features: Over current, Over power, Over voltage, Overheating, Short circuit

Ports & interfaces

Motherboard power connector: 20+4 pin ATX
Motherboard power cable length: 55 cm
Number of SATA power connectors: 5
Number of PATA power connectors: 2
SATA power cable length: 500,650,800,950 mm
Peripheral (Molex) power connectors (4-pin): 1
Peripheral (Molex) power cable length: 550 mm
EPS power connector (8-pin): Yes
EPS power connector (4+4 pin): Yes
PCI Express power connectors (6+2 pin): 2
ATX power connector (20+4 pin): Yes
PCI Express connector: Yes
Cabling type: Fully-Modular

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Performance

80 PLUS certification: 80 PLUS Gold
Purpose: PC
Power supply unit (PSU) form factor: ATX
ATX version: 3.1
EPS version: 2.92
Noise level: 24 dB
Mean time between failures (MTBF): 100000 h

Design

Product colour: Black
Cooling type: Active
Fan diameter: 12 cm
Number of fans: 1 fan(s)
Fan location: Top
On/off switch: Yes

Operational conditions

Operating temperature (T-T): 0 - 40 °C

Weight & dimensions

Width: 160 mm
Depth: 150 mm
Height: 86 mm

Technical details

Sustainability compliance: Yes
Sustainability certificates: ENERGY STAR, ErP

Other features

Screws included: Yes
Number of screws: 5
Cable ties included: Yes
Noise level (silent mode, <30%): 8.4 dB
Noise level (quiet mode, 50%): 8.9 dB
Noise level (full-load mode, 100%): 24 dB

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About this product

EXCEPTIONAL QUIET, SUPERIOR FEATURES

Pure Power 12 M 750W is ATX 3.1 compliant and PCIe 5.1 compatible and offers peerless dependability with best-in-class features. Pure Power 12 M 750W offers the best combination of features with outstanding compatibility.

80 PLUS® GOLD CERTIFIED

Very high operating efficiency Pure Power 12 M 750W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 92.6%. The most compelling benefit: lower power consumption, consequently lower costs, and above all a cooler as well as quieter operation. Pure Power 12 M 750W is always the correct choice for quiet systems and gaming PCs!

FUTURE-PROOF YOUR SYSTEM

Fulfills all ATX 3.1 specifications Pure Power 12 M 750W is an ATX 3.1 PSU and comes with both native integration of the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards, and PCIe 6+2-pin connectors for support of current-gen GPUs. This makes the PSU extremely versatile and the perfect choice for powerful present systems.

THE NEW STANDARD OF POWER

For massive transient loads Pure Power 12 M offers 750W of continuous power with 2 independent 12V rails.

User manual (PDF) · Datasheet (PDF)

Pure Power 12 M vs similar power supplies

	be quiet! Pure Power 12 M	be quiet! Pure Power 13 M \| 750W	Mars Gaming MPB750PSI 750W Power Supply	Gigabyte GAMING 750GM PG5 ICE Power Supply Unit PCIe 5.1
Wattage	750 W	750 W	750 W	750 W
Efficiency	80+ Gold	80+ Gold	80+ Gold	80+ Gold
Modular	Fully modular	Fully modular	Fully modular	Fully modular
Form factor	ATX	ATX	ATX	ATX
Released	—	2025	2026	2026