SeaSonic Electronics S12III Series 550W 80 Plus Bronze ATX Power Supply

BH #SESSR550GB3 • MFR #SSR-550GB3
SeaSonic Electronics S12III Series 550W 80 Plus Bronze ATX Power Supply
Key Features
  • 550W Single +12V Rail
  • 120mm Cooling Fan
  • Intel ATX12V
  • 2 x 8/6-Pin PCIe Connectors
The Seasonic S12III Series 550W 80 Plus Bronze ATX Power Supply is an efficient and durable unit designed to deliver consistent power to your system. Instead of removable, modular cables, this power supply has all of the cables and its connectors built-in. As for cooling, it's equipped with a 120mm fan, which works with the S²FC intelligent thermal circuit feature to balance noise and cooling performance. All the standard cables you'll need in a build are included such as the motherboard, CPU, PCIe, SATA, and 4-pin Molex/peripheral cables.
Discontinued
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SeaSonic Electronics SSR-550GB3 Overview

The Seasonic S12III Series 550W 80 Plus Bronze ATX Power Supply is an efficient and durable unit designed to deliver consistent power to your system. Instead of removable, modular cables, this power supply has all of the cables and its connectors built-in. As for cooling, it's equipped with a 120mm fan, which works with the S²FC intelligent thermal circuit feature to balance noise and cooling performance. All the standard cables you'll need in a build are included such as the motherboard, CPU, PCIe, SATA, and 4-pin Molex/peripheral cables.

80 Plus Bronze
This 80 Plus Bronze certification ensures at least 82%, 85%, and 82% power efficiency at 20%, 50%, and 100% load respectively.
S²FC - Smart & Silent Fan Control
The S²FC fan control system finds the optimal balance between cooling and noise to ensure quiet operation.

SeaSonic Electronics SSR-550GB3Specs

Key Specs
Total Connectors
1x 20+4-Pin ATX Motherboard
1x 4+4-Pin EPS CPU
2x 6+2-Pin PCIe
6x 15-Pin SATA
3x 4-Pin Peripheral / Molex
1x 4-Pin Floppy
Cable Design
Flat
Total Wattage
550 W
Number of +12 V Rails
1
Efficiency Rating
80 PLUS Bronze
Form Factor
ATX
Connectivity
Total Connectors
1x 20+4-Pin ATX Motherboard
1x 4+4-Pin EPS CPU
2x 6+2-Pin PCIe
6x 15-Pin SATA
3x 4-Pin Peripheral / Molex
1x 4-Pin Floppy
Cable Design
Flat
PCIe Connector Distances
21.7" / 550 mm
27.6" / 700 mm
SATA Connector Distances
15.7" / 400 mm
20.5" / 520 mm
Peripheral Connector Distances
17.7" / 450 mm
22.4" / 570 mm
27.2" / 690 mm
Floppy Connector Distances
4.7" / 120 mm
ATX Connector Distance
23.6" / 600 mm
EPS Connector Distances
23.6" / 600 mm
Electrical
Total Wattage
550 W
Number of +12 V Rails
1
Combined Power for +12 V
546 W
Max Load for +12 V
45.5 A
Combined Power for +3.3/+5 V
100 W
Max Load for +3.3 V
20 A
Max Load for +5 V
20 A
Max Power for +5 Vsb
12.5 W
Max Load for +5 Vsb
2.5 A
Max Power for -12 V
3.6 W
Max Load for -12 V
0.3 A
AC Input Power
110 to 240 VAC, 50 / 60 Hz at 4 to 8 A
General
Efficiency Rating
80 PLUS Bronze
Active Power Factor Correction
99%
Efficiency
82 to 85% at 20 to 100% Load
Cooling
Fan Size
120 mm
Bearing Type
Sleeve
Fan Life Expectancy
30,000 Hours
Environmental
Operating Temperature
104°F / 40°C
Physical
Form Factor
ATX
Compliance
ATX 12 V, EPS 12 V
Certifications
BSMI, C-Tick, CB, CCC, CE, ENERGY STAR, FCC, REACH, RoHS, TUV, WEEE, cTUVus
Dimensions
5.51 x 3.39 x 5.91" / 140 x 86 x 150 mm
Packaging Info
Package Weight
4.71 lb
Box Dimensions (LxWxH)
12.3 x 7.9 x 3.9"

SeaSonic Electronics SSR-550GB3 Reviews

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