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be quiet! Pure Power 12 M power supply unit 650 W 20+4 pin ATX ATX Black

Released: Not on record
$389.94 from US · Amazon.com Updated 2 weeks ago Last updated Sep 3, 2026 03:14 UTC
4.6 207 ratings

Ratings & price sourced from Amazon.com (United States).

Wattage
650 W
Efficiency rating
80 PLUS Gold
Depth
150 mm
Width
160 mm
Height
86 mm
Purpose
PC
Efficiency
92.7
Peak power
720
ATX version
3.1
View 64 specifications
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Overview

EXCEPTIONAL QUIET, SUPERIOR FEATURES

Pure Power 12 M 650W is ATX 3.1 compliant and PCIe 5.1 compatible and offers peerless dependability with best-in-class features. Pure Power 12 M 650W offers the best combination of features with outstanding compatibility.

80 PLUS® GOLD CERTIFIED
Very high operating efficiency
Pure Power 12 M 650W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 92.7%. The most compelling benefit: lower power consumption, consequently lower costs, and above all a cooler as well as quieter operation. Pure Power 12 M 650W 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 650W 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 650W of continuous power with 2 independent 12V rails. Even if the graphics card demands excessive power for a short time: Pure Power 12 M 650W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards.

UNPRECEDENTED SILENT OPERATION
Achieved with a silence-optimized be quiet! fan
The exceptionally silent 120mm be quiet! fan is temperature-controlled to strike the best balance between effective cooling and quietness. Airflow-optimized fan blades reduce turbulence, enabling best-in-class
quiet functionality.

HIGH-CLASS TECHNOLOGIES
Rock-solid stability
With its LLC topology Pure Power 12 M 650W provides a best-in-class voltage regulation and efficiency. That makes it perfect for building or upgrading very quiet systems as well as gaming and media creation PCs.

MODULAR CABLES
Utmost convenience and compatibility
Thanks to their modularity, all unnecessary cables in the system are left out. Pure Power 12 M 650W simplifies cable management and routing for a tidy-looking system. A smoother airflow results from the uncluttered layout of the system, which means lower noise and temperatures inside the case.

Technical Specifications

Physical

4 SPECS
Depth
150 mm
Width
160 mm
Height
86 mm
Colour
Black

Graphics

1 SPEC
Illumination
No

Cooling

3 SPECS
Cooling type
Active
Fan size
120
Number of fans
1

Power

2 SPECS
Wattage
650 W
Efficiency rating
80 PLUS Gold

General

54 SPECS
Purpose
PC
Efficiency
92.7
Peak power
720
ATX version
3.1
EPS version
2.92
Noise level
19.9
Cabling type
Fully-Modular
Fan location
Top
Packaging type
Box
Power factor
0.98
Input current
10/5
On/off switch
Yes
Included cables
PATA,PCIe,Peripheral (Molex),SATA
Screws included
Yes
Warranty period
10
AC input voltage
100 - 240
Number of screws
5
AC input frequency
50 - 60
Cable ties included
Yes
Combined power (+5V)
120
Combined power (+12V)
650
Combined power (-12V)
3.6
PCI Express connector
Yes
Combined power (+3.3V)
120
Combined power (+5Vsb)
15
Compliance certificates
RoHS
SATA power cable length
500,650,800,950
CPU P4 connector (4-pin)
1
Max output current (+5V)
20
Max output current (-12V)
0.3
Power protection features
Over current,Over power,Over voltage,Overheating,Short circuit
Sustainability compliance
Yes
Max output current (+12V1)
32
Max output current (+12V2)
28
Max output current (+3.3V)
20
Max output current (+5Vsb)
3
Motherboard power connector
20+4 pin ATX
Operating temperature
0 - 40
Eco certifications
ENERGY STAR,ErP
EPS power connector (4+4 pin)
Yes
Noise level (quiet mode, 50%)
9.1
Power Good signal delay range
100 - 150
ATX power connector (20+4 pin)
Yes
Motherboard power cable length
550
Noise level (silent mode, <30%)
8.1
Number of PATA power connectors
2
Number of SATA power connectors
5
MTBF
100000 h
Noise level (full-load mode, 100%)
19.9
Power Factor Correction (PFC) type
Active
Power supply unit (PSU) form factor
ATX
Peripheral (Molex) power cable length
550
PCI Express power connectors (6+2 pin)
2
Peripheral (Molex) power connectors (4-pin)
1

Market Value History

Sources

Product lifecycle

In production

Still listed as on-market by the manufacturer — actively sold and supported.

Lifecycle status is derived from catalog data and is indicative, not a manufacturer support guarantee.