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Cooler Master MasterWatt 650 650W ATX Black power suppl...
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Cooler Master MasterWatt 650 650W ATX Black power supply unit UK Plug

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1 June 2019 - 6 June 2019

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Product Description

Cooler Master MasterWatt 650 650W ATX Black power supply unit UK Plug

Semi-fanless Modular 80 PLUS Bronze Certified Power Supply
The MasterWatt is an 80 Plus Bronze power supply with an innovative semi-fanless mode. Under 15% load,the MasterWatt fan remains idle,offering zero dBA. When demand for power increases,a gradual fan curve provides measured cooling with little to no noise at any output level. Dual forward / DC-to-DC topology is employed to keep the voltage stable in all conditions. For increased performance,MasterWatt is equipped with 16 AWG power cables,which reduces resistance,thereby increasing efficiency.

80 PLUS Bronze Certified
The 80 PLUS Bronze certification guarantees that MasterWatt delivers an average efficiency of 85%.

Durable LDB Bearing
Cooler Master 120mm Silencio FP fan combines sealed LDB bearings with quiet fan blades offering a long lifetime of quiet cooling.
- Sealant on the The groove outside of the bearing helps to circulate the oil
- Sealant on the bobbin and featuring the highest dustproof level IP6X
- Recycle slot adds extra storage space for the oil
- The shaft makes the oil flow by pumping it while spinning

Semi-Fanless up to 15% load
MasterWatt Operates at 0dB under 15% load. Experience noise-free basic computing.

Dual Forward and DC-to-DC Circuit Design
The Dual Forward and DC-to-DC circuit design offers reliability and stability. This is especially significant in 3.3V and 5V outputs.

More Conductive PCI-e Cables
The MasterWatt uses 16AWG cables for PCI-e cables. Less resistance and better efficiency,providing you a safer user environment.

Total power 650 W
Power Good signal delay range 100 - 500 ms
AC input voltage 100 - 240
AC input frequency 50 - 60
Input current 5 - 10
Power Factor Correction (PFC) type Active
Combined power ( 3.3V) 120 W
Combined power ( 12V) 650 W
Combined power ( 5V) 120 W
Combined power (-12V) 3.6 W
Combined power ( 5Vsb) 15 W
Max output current ( 3.3V) 22 A
Max output current ( 12V) 54.1 A
Max output current ( 5V) 22 A
Max output current (-12V) 0.3 A
Max output current ( 5Vsb) 3 A
Power protection features Over current, Over power, Over voltage, Short circuit, Under power
Hold time 16 ms
Efficiency 85%
Overheat protection Yes

Fan diameter 12 cm
Number of fans 1 fan(s)

Ports & interfaces
Motherboard power cable length 55 cm
SATA power cable length 500,620,860 mm
Peripheral (Molex) power cable length 500,620 mm
PCI Express power cable length 67 cm
CPU power cable length 60 cm
Motherboard power connector 20 4 pin ATX
Number of SATA power connectors 9
Peripheral (Molex) power connectors (4-pin) 3
PCI Express power connectors (6 2 pin) 4
CPU power connector (4 4 pin) Yes
Floppy drive power connector 1
Floppy disk drive connector Yes

Power supply unit (PSU) form factor ATX
Purpose PC
ATX version 2.4
Mean time between failures (MTBF) 100000 h

Colour of product Black
Operational conditions
Operating temperature (T-T) 0 - 40 °C

Weight & dimensions
Width 150 mm
Depth 140 mm
Height 86 mm
Weight 2.03 kg

80 PLUS certification 80 PLUS Bronze
Certification CCC, CE, TUV-RH, RCM, EAC, cTUVus, FCC, BSMI, KC, CB

Packaging data
Package depth 276 mm
Package width 194 mm
Package height 112 mm
Package weight 2.4 kg

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Cooler Master MasterWatt 650 650W ATX Black power supply unit UK Plug