be quiet! Pure Power 12 M 1200W 80PLUS Gold

100% modular power supply 1200W ATX12V 3.0 / EPS12V 2.92 - 80PLUS Gold

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The be quiet! Pure Power 12 M is ATX 3.0 compliant and PCIe 5.0 compatible, offering 80 PLUS Gold certified power efficiency, full modularity and an optimised be quiet! fan for quiet, reliable operation.

100% modular power supply 1200W ATX12V 3.0 / EPS12V 2.92 - 80PLUS Gold

Overview

be quiet! Pure Power 12 M: ATX 3.0 and 100% modular power supply

The be quiet! Pure Power 12 M is ATX 3. 0 compliant and PCIe 5.0 compatible, offering 80 PLUS Gold certified power efficiency, full modularity and a be quiet! optimised fan for quiet and reliable operation.

If you want to create a gaming configuration with next-generation graphics cards, a silent PC dedicated to office applications or a home cinema system : the Pure Power 12 M 1200W will offer you the best set of features at the most affordable price.

Quality and reliability be quiet!

  • 80 PLUS Gold certification (up to 93.27%)
  • ATX 3.0 power supply compatible with PCIe 5.0 graphics cards and those with 6+2 pin connectors
  • Ultra-quiet 120 mm fan from be quiet!
  • Very good stability and voltage regulation thanks to LLC technology
  • 2 solid 12 V rails
  • Modular cables for maximum flexibility
  • One PCIe 5.0 12VHPWR cable up to 600 W and 4 PCIe 6+2 connectors for high-end and overclocked cards
Specifications
Select your criteria

General information

Product name

be quiet! Pure Power 12 M 1200W 80PLUS Gold

Brand

be quiet!

Model

BN346

Power and Efficiency

Power

1200 W

80 PLUS certification

Yes

80 PLUS certification

80 PLUS Gold

Connectivity

Modular

Yes

Modularity

100% modular

Power connector(s)

1 X +12V (Power supply P8 - 2 x P4)
1 X +12V (Power supply P8)
6 X Serial ATA power supply
1 X ATX 20 + 4 Pin
2 X Molex (4 Pin) Female
4 X PCI Express 6 + 2 Pin
1 X PCI Express 16 Pin (12VHPWR)

Configurator

PSU-CM compatibility

+12V P4
+12V P4 and +12V P4
+12V P8
+12V P8 and +12V P4
+12V P8 and +12V P8

Cooling

Fan size

120mm

Silent

Yes

Power supply type (PC)

Active

Design

Power format

ATX/EPS

Power supply standard

ATX12V
EPS12V

ATX 3.0

Yes

ATX 3.1

No

Multi-GPU

None

Typical use

Desktop computer

Physical characteristics

Color

Black

LED RGB

No

Height

86 mm

Width

150 mm

Length

160 mm

Weight

1.92 kg

Warranties

Commercial warranty

Legal warranty

Safety Information

Responsible person

Listan GmbH

Postal address

Wilhelm-Bergner-Str. 11C 21509 Glinde Allemagne

Electronic Address

Product referenced on 6 Jun 2023

Customer reviews
  • 90%
    44 reviews
  • 6%
    3 reviews
  • 0%
  • 2%
    1 review
  • 2%
    1 review
  • by ChristopheP
    Posted on 2 Feb 2025
    Bought on 26 Jan 2025 from LDLC
    Number of reviews: 2 Average rating: 7

    Cables too short

    The cables are too short, missing at least 10 to 15 cm. Not suitable for E-ATX and XL-ATX boxes. Disappointing, for a major brand it's pretty average.

    Model: be quiet! Pure Power 12 M 1200W 80PLUS Gold
    Review automatically translated
  • by EthanB
    Posted on 1 Feb 2025
    Bought on 6 Sep 2024 from LDLC
    Number of reviews: 14 Average rating: 9

    Perfect

    Be quiet, no risks taken with this brand. The power supply does its job, and it's very quiet.

    Model: be quiet! Pure Power 12 M 850W 80PLUS Gold
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  • by RomainC
    Posted on 14 Jan 2025
    Bought on 8 Dec 2024 from LDLC
    Number of reviews: 9 Average rating: 10

    Perfect

    Perfect support for my configuration - nothing to complain about - thanks again to the LDLC team for their advice on power supplies.

    Model: be quiet! Pure Power 12 M 1000W 80PLUS Gold
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  • by BaptisteP
    Posted on 27 Dec 2024
    Bought on 4 Aug 2023 from LDLC
    Number of reviews: 7 Average rating: 10

    TOP

    super product and super service in shop for every purchase always super well accompanied on my questions

    Model: be quiet! Pure Power 12 M 850W 80PLUS Gold
    Review automatically translated
  • by BaptisteP
    Posted on 27 Dec 2024
    Bought on 10 May 2024 from LDLC
    Number of reviews: 7 Average rating: 10

    TOP

    super product and super service in shop for every purchase always super well accompanied on my questions

    Model: be quiet! Pure Power 12 M 650W 80PLUS Gold.
    Review automatically translated

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