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MasterWatt 550

SKU: MPX-5501-AMAAB-US
$78.99
Free shipping
550W Semi-Modular ATX Power Supply
Semi-Fanless up till 15% load
80 PLUS Bronze certified
Temperature controlled 120mm fan with dustproof LDB bearing
5 years warranty
DC-to-DC circuit design for stable Voltage output
Thicker 16AWG PCIe cables to support the latest graphics cards
Availability: In stock
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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.

Products specifications
Product Name MasterWatt 550
Model Number MPX-5501-AMAAB-US
ATX Version ATX 12V V2.4
PFC Active PFC
Operation Voltage 100-240 Vac
Input Voltage 100-240 Vac
Input Current 8-4 A
Input Frequency 50-60 Hz
Dimensions (L x B x H) 140 x 150 x 86 mm
Fan Size 120 mm
Fan Bearing LDB
Powergood Signal 100-500 ms
Hold Up Time 16ms at 80% load
Efficiency 85% @ Typical Load
ErP 2013 Lot 6 Yes
MTBF >100,000 hours
Operating Temperature 0 ~ 40°C
Protections OCP / OVP / UVP / OPP / OTP / SCP
Regulatory CCC, CE, TUV-RH, RCM, EAC, cTUVus, FCC, BSMI, KC, CB
Connector [MB 20+4 Pin] 1
Connector [CPU 12V 4+4 Pin] 1
Connector [SATA] 6
Dimensions 2
Connector [FDD Cable 4 Pin] 1
Connector [PCI-e 6+2 Pin] 2
EAN Code 4719512062296
UPC Code 884102034978
Modular Semi
Wattage 550
80 Plus Rating Bronze
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Description

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.

Products specifications
Product Name MasterWatt 550
Model Number MPX-5501-AMAAB-US
ATX Version ATX 12V V2.4
PFC Active PFC
Operation Voltage 100-240 Vac
Input Voltage 100-240 Vac
Input Current 8-4 A
Input Frequency 50-60 Hz
Dimensions (L x B x H) 140 x 150 x 86 mm
Fan Size 120 mm
Fan Bearing LDB
Powergood Signal 100-500 ms
Hold Up Time 16ms at 80% load
Efficiency 85% @ Typical Load
ErP 2013 Lot 6 Yes
MTBF >100,000 hours
Operating Temperature 0 ~ 40°C
Protections OCP / OVP / UVP / OPP / OTP / SCP
Regulatory CCC, CE, TUV-RH, RCM, EAC, cTUVus, FCC, BSMI, KC, CB
Connector [MB 20+4 Pin] 1
Connector [CPU 12V 4+4 Pin] 1
Connector [SATA] 6
Dimensions 2
Connector [FDD Cable 4 Pin] 1
Connector [PCI-e 6+2 Pin] 2
EAN Code 4719512062296
UPC Code 884102034978
Modular Semi
Wattage 550
80 Plus Rating Bronze
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