Seasonic S12III
550 WProduct details
The Seasonic S12III series achieves the 80 PLUS Bronze standard with at least 82%, 85%, and 82% power consumption efficiency at 20%, 50%, and 100% load, respectively. This efficiency, combined with active power factor correction, allows the power supplies of the S12III Bronze series to reduce energy waste, resulting in savings on energy costs for users. The S12III series units are not only highly efficient but also utilize LLC resonant converter design and industry-leading intelligent and silent fan control.
Form factor | ATX |
80 PLUS certificate | Bronze |
Modularity | Permanently installed |
Internal connection options | 15-pin S-ATA (6x), 20+4 PIN ATX power connector (1x), 4-pin Molex (3x), 4+4-pin 12V (1x), 6+2-pin PCI Express (2x) |
Power protection features | EIA, OPP, OVP, SCP |
Item number | 12826363 |
Manufacturer | Seasonic |
Category | Power Supply PC |
Manufacturer no. | SSR-550GB3 |
Release date | 5.11.2019 |
Colour | Black |
Exact colour description | Black |
Form factor | ATX |
Efficiency | 85% |
80 PLUS certificate | Bronze |
Modularity | Permanently installed |
Internal connection options | 15-pin S-ATA (6x), 20+4 PIN ATX power connector (1x), 4-pin Molex (3x), 4+4-pin 12V (1x), 6+2-pin PCI Express (2x) |
Fan location | Front side |
Cooling method | Active cooling |
Number of fans | 1x |
Fan diameter | 120 mm |
LED colour | without LED |
Power protection features | EIA, OPP, OVP, SCP |
Power | 550 W |
Scope of delivery | AC Cables |
Length | 14 cm |
Width | 15 cm |
Height | 8.60 cm |
Length | 27.30 cm |
Width | 11.70 cm |
Height | 19 cm |
Weight | 2.16 kg |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Power Supply PC» category have a defect within the first 24 months?
Source: Digitec Galaxus- 2.Corsair0.9 %
- 4.Fortron1 %
- 5.Seasonic1.1 %
- 5.Silverstone1.1 %
- 7.Lian-Li1.3 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- 12.NZXT4 days
- 14.ASUS5 days
- 15.Seasonic6 days
- 16.be quiet!7 days
- 17.Cooler Master10 days
Return rate
How often is a product of this brand in the «Power Supply PC» category returned?
Source: Digitec Galaxus- 2.MSI3.4 %
- 3.be quiet!3.7 %
- 4.Seasonic3.8 %
- 5.Fortron3.9 %
- 6.Gigabyte4.1 %