be quiet! PURE POWER 12 M | 1200W

1200 W · 80+ Gold · Fully modular

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Wattage 1200 W
Efficiency 80+ Gold
Modular Fully modular
Form factor ATX

be quiet! PURE POWER 12 M | 1200W is a 1200 W power supply rated 80+ Gold (fully modular). Pick one with some headroom above your build's draw. It came out in 2023.

Released: 2023-05-25

Specifications

Key specs

Wattage: 1200 W
Efficiency: 80+ Gold
Modular: Fully modular
Form factor: ATX
Released: 2023-05-25
Part number: BN346
EAN / UPC: 4260052190166

Power

Total power: 1200 W
Peak power: 1250 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Input current: 15 - 7.5 A
Power factor: 0.98
Combined power (+3.3V): 120 W
Combined power (+12V): 1200 W
Combined power (+5V): 120 W
Max output current (+3.3V): 22 A
Max output current (+12V1): 55 A
Max output current (+12V2): 50 A
Max output current (+5V): 22 A
Max output current (-12V): 0.3 A
Hold time: 19 ms
Efficiency: 91.5%
Power protection features: Over current, Over power, Over voltage, Overheating, Short circuit, Under power, Under voltage

Ports & interfaces

Motherboard power connector: 20+4 pin ATX
Motherboard power cable length: 55 cm
Number of SATA power connectors: 6
Number of PATA power connectors: 2
SATA power cable length: 500,650,800,950 mm
Peripheral (Molex) power cable length: 800,950 mm
EPS power connector (8-pin): Yes
PCI Express power connectors (6+2 pin): 4
PCI Express power cable length: 60 cm
CPU power connector (4+4 pin): Yes
CPU power cable length: 60 cm
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
Supported motherboard form factors: ATX
Purpose: PC
Power supply unit (PSU) form factor: ATX
ATX version: 3.1
EPS version: 2.92
Silent mode: Yes
Noise level: 34.3 dB
Bearing technology: Rifle
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 speed: 0 - 2700 RPM
On/off switch: Yes

Operational conditions

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

Weight & dimensions

Width: 150 mm
Depth: 160 mm
Height: 86 mm
Weight: 1.92 kg

Technical details

Sustainability compliance: Yes
Sustainability certificates: ENERGY STAR, ErP, Triman

Check the manufacturer's page before buying.

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About this product

EXCEPTIONAL QUIET, SUPERIOR FEATURES

Pure Power 12 M 1200W is ATX 3.1 compliant and PCIe 5.1 compatible and offers peerless dependability with best-in-class features. Having both a PCIe 5.1 cable and PCIe 6+2 cables in the scope of delivery, this PSU offers outstanding compatibility with current-gen and next-gen graphics cards. Pure Power 12 M 1200W offers the best combination of features in its class.

User manual (PDF) · Datasheet (PDF)

PURE POWER 12 M | 1200W vs similar power supplies

	be quiet! PURE POWER 12 M \| 1200W	be quiet! Pure Power 13 M \| 1200W	ASUS TUF-GAMING-1200G-EVO 1200W Power Supply	FSP MEGA GM 1200W Power supply unit ATX ATX3.1 Black
Wattage	1200 W	1200 W	1200 W	1200 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	2023	2026	2026	2025