Be Quiet! Dark Power Pro 12 (BN647)

Home Power Supply Be Quiet! Dark Power Pro 12

Product Specification

Connectivity
Total Connectors
1 x 20+4-Pin ATX Motherboard
1 x 4+4-Pin EPS CPU
1 x 8-Pin EPS CPU
16 x 15-Pin SATA
10 x 6+2-Pin PCIe
8 x 4-Pin Peripheral / Molex
Cable Design : Modular, Sleeved
PCIe Connector Distances : 23.6" / 600 mm
SATA Connector Distances
23.6" / 600 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
Peripheral Connector Distances
35.4" / 900 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
Floppy Connector Distances : 5.9" / 150 mm (Adapter)
ATX Connector Distance : 23.6" / 600 mm
EPS Connector Distances : 27.6" / 700 mm
Electrical
Total Wattage : 1500 W
Number of +12 V Rails : 6
Combined Power for +12 V : 1500 W
Max Load for +12 V : 40 to 45 A (Per Rail)
Combined Power for +3.3/+5 V : 150 W
Max Load for +3.3 V : 25 A
Max Load for +5 V : 25 A
Max Power for +5 Vsb : 17.5 W
Max Load for +5 Vsb : 3.5 A
Max Power for -12 V : 6 W
Max Load for -12 V : 0.5 A
AC Input Power : 110 to 240 VAC, 50 / 60 Hz at 17 to 9 A
General
Efficiency Rating : 80 PLUS Titanium
Efficiency : 94%
Power-Good Signal : 100 to 150 ms
Cooling
Fan Size : 135 mm
Noise Level : 12.1 to 31.5 dBA
Physical
Form Factor : ATX
Compliance : ATX 12 V v2.51, EPS 12 V v2.92
Protection : Over-Current Protection, Over-Power Protection, Over-Temperature Protection, Over-Voltage Protection, Short-Circuit Protection, Under-Voltage Protection
Certifications : CCC, CE, EAC, FCC, RoHS, TUV, cTUVus, as per Manufacturer
Mean Time Between Failures (MTBF) : 100,000 Hours
Dimensions : 7.9 x 5.9 x 3.4" / 200 x 150 x 86 mm

be quiet! Dark Power Pro 12 1500W, BN647, 80 Plus Titanium Efficiency, Power Supply, ATX, Fully Digital, Modular, virtually inaudible Silent Wings Fan

  (277 Total Review)

Product Features

  • 80 PLUS Titanium efficiency (up to 94.9%)
  • Fully digital control (PFC, LLC, SR/12V) and full bridge topology
  • Patented frameless Silent Wings fan for virtually inaudible operation at ordinary load
  • Full mesh PSU front with redesigned funnel shape opening
  • Overclocking key switches between six 12V rails and one massive 12V rail
Add Product to List
Amazon
Out of Stock · Last Checked At: Oct 20, 2026
View on Amazon
As an Amazon Associate, PC Builder earns from qualifying purchases. Prices and availability are as of the date shown and may change. Affiliate Disclosure

Product Specification

Connectivity
Total Connectors
1 x 20+4-Pin ATX Motherboard
1 x 4+4-Pin EPS CPU
1 x 8-Pin EPS CPU
16 x 15-Pin SATA
10 x 6+2-Pin PCIe
8 x 4-Pin Peripheral / Molex
Cable Design : Modular, Sleeved
PCIe Connector Distances : 23.6" / 600 mm
SATA Connector Distances
23.6" / 600 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
Peripheral Connector Distances
35.4" / 900 mm
5.9" / 150 mm
23.6" / 600 mm
5.9" / 150 mm
5.9" / 150 mm
19.7" / 500 mm
5.9" / 150 mm
5.9" / 150 mm
Floppy Connector Distances : 5.9" / 150 mm (Adapter)
ATX Connector Distance : 23.6" / 600 mm
EPS Connector Distances : 27.6" / 700 mm
Electrical
Total Wattage : 1500 W
Number of +12 V Rails : 6
Combined Power for +12 V : 1500 W
Max Load for +12 V : 40 to 45 A (Per Rail)
Combined Power for +3.3/+5 V : 150 W
Max Load for +3.3 V : 25 A
Max Load for +5 V : 25 A
Max Power for +5 Vsb : 17.5 W
Max Load for +5 Vsb : 3.5 A
Max Power for -12 V : 6 W
Max Load for -12 V : 0.5 A
AC Input Power : 110 to 240 VAC, 50 / 60 Hz at 17 to 9 A
General
Efficiency Rating : 80 PLUS Titanium
Efficiency : 94%
Power-Good Signal : 100 to 150 ms
Cooling
Fan Size : 135 mm
Noise Level : 12.1 to 31.5 dBA
Physical
Form Factor : ATX
Compliance : ATX 12 V v2.51, EPS 12 V v2.92
Protection : Over-Current Protection, Over-Power Protection, Over-Temperature Protection, Over-Voltage Protection, Short-Circuit Protection, Under-Voltage Protection
Certifications : CCC, CE, EAC, FCC, RoHS, TUV, cTUVus, as per Manufacturer
Mean Time Between Failures (MTBF) : 100,000 Hours
Dimensions : 7.9 x 5.9 x 3.4" / 200 x 150 x 86 mm

Similar Products

Alternatives to the Be Quiet! Dark Power Pro 12 at a similar price

View all Power Supplies
Thermaltake PS-TPD-0850NNFAGU-3

Thermaltake PS-TPD-0850NNFAGU-3

  • 850 W
  • 80+ Gold
  • ATX
$99.99 View
Thermaltake SPD-0700NP

Thermaltake SPD-0700NP

  • 700 W
  • 80+
  • ATX
$54.99 View
Thermaltake SMART 600

Thermaltake SMART 600

  • 600 W
  • 80+
  • ATX
$42.99 View
Thermaltake PS-SPD-0500NPCWUS-W

Thermaltake PS-SPD-0500NPCWUS-W

  • 500 W
  • 80+
  • ATX
$39.99 View