G12 Series
G12 GC (2024)
G12 GC
The new G12 GC Series is available in the standard ATX form factor and offers wattages commonly used in PC systems. The Seasonic G12 GC Series meets the 80 PLUS® Gold certification, providing at least 87%, 90%, and 87% energy efficiency at 20%, 50%, and 100% operating loads, respectively.
This high efficiency, combined with Active Power Factor Correction (PFC), helps reduce energy waste, translating into cost savings for users. In addition to its exceptional efficiency, the G12 GC units feature the LLC resonant converter design and the industry-leading Smart and Silent Fan Control (S2FC), ensuring optimal performance and quiet operation.
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The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load.80 PLUS® Gold Certified
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Warranty
5 Years
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Cabling
Fixed cables
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140 mm (L) x 150 mm (W) x 86 mm (H)
Dimensions
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ATX Specifications
ATX 12 V
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80 PLUS® Gold Certified
The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load. -
5 Years
Warranty -
Fixed cables
Cabling -
Dimensions
140 mm (L) x 150 mm (W) x 86 mm (H) -
ATX 12 V
ATX Specifications
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80 PLUS® Gold Certified
The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load. -
5 Years
Warranty -
Fixed cables
Cabling -
Dimensions
140 mm (L) x 150 mm (W) x 86 mm (H) -
ATX 12 V
ATX Specifications
80 PLUS® Gold Certified
The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load.
5 Years
Warranty
Fixed cables
Cabling
Dimensions
140 mm (L) x 150 mm (W) x 86 mm (H)
ATX 12 V
ATX Specifications
80 PLUS® Gold Certified
The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load.
5 Years
Warranty
Fixed cables
Cabling
Dimensions
140 mm (L) x 150 mm (W) x 86 mm (H)
ATX 12 V
ATX Specifications
80 PLUS® Gold Certified
The new G12 GC achieves 80 PLUS® Gold certification with its 90 % efficiency at 50 % system load.
5 Years
Warranty
Fixed cables
Cabling
Dimensions
140 mm (L) x 150 mm (W) x 86 mm (H)
ATX 12 V
ATX Specifications
S2FC - Smart And Silent Fan Control
The intelligent thermal circuit feature is designed to strike the optimal balance between effectively cooling the components and maintaining the quietest possible operation of the power supply.
Gallery
850 W
750 W
650 W
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0
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Specifications
850 W
750 W
650 W
| Technical Specifications | ||
|---|---|---|
| 80PLUS® | Gold | |
| Cybenetics Efficiency Level | TBA | |
| Cybenetics Noise Level | TBA | |
| Form Factor | ATX/EPS | |
| Fan Information | Fan Size | 120 mm |
| Fan Control | Smart and Silent Fan Control | |
| Fan Bearing | Sleeve Bearing | |
| Life Expectancy | 25,000 hours at 40 °C, 15 % — 65 % RH | |
| Cable Information | Modularity | Fixed Cables |
| Cable type | Flat Black Cables | |
| Electrical Features | Operating Temperature | 0 - 40 °C |
| MTBF @ 25 °C, excl. fan | 100,000 hours | |
| AC Input | Full Range | |
| Protection | OPP, OVP, UVP, SCP, OCP, OTP | |
| Safety and Environmental | Safety and EMC | CE, UKCA, FCC, RCM, CCC, BSMI, CB, cTUVus, TUV |
| Environmental Compliance | Energy Star, ErP Lot 6, REACH, RoHS, WEEE | |
| Warranty | 5 Years | |
| Power Output | ||||||
|---|---|---|---|---|---|---|
| AC Input | 100 V - 240 V | |||||
| 12 - 6 A | ||||||
| 50 Hz - 60 Hz | ||||||
| DC Output | Rail | +3.3 V | +5 V | +12 V | -12 V | +5 Vsb |
| Maximum Power | 20 A | 20 A | 70 A | 0.3 A | 3 A | |
| 100 W | 840 W | 3.6 W | 15 W | |||
| Total continuous power | 850W | |||||
| Technical Specifications | ||
|---|---|---|
| 80PLUS® | Gold | |
| Cybenetics Efficiency Level | TBA | |
| Cybenetics Noise Level | TBA | |
| Form Factor | ATX/EPS | |
| Fan Information | Fan Size | 120 mm |
| Fan Control | Smart and Silent Fan Control | |
| Fan Bearing | Sleeve Bearing | |
| Life Expectancy | 25,000 hours at 40 °C, 15 % — 65 % RH | |
| Cable Information | Modularity | Fixed Cables |
| Cable type | Flat Black Cables | |
| Electrical Features | Operating Temperature | 0 - 40 °C |
| MTBF @ 25 °C, excl. fan | 100,000 hours | |
| AC Input | Full Range | |
| Protection | OPP, OVP, UVP, SCP, OCP, OTP | |
| Safety and Environmental | Safety and EMC | CE, UKCA, FCC, RCM, CCC, BSMI, CB, cTUVus |
| Environmental Compliance | Energy Star, ErP Lot 6, REACH, RoHS, WEEE | |
| Warranty | 5 Years | |
| Power Output | ||||||
|---|---|---|---|---|---|---|
| AC Input | 100 V - 240 V | |||||
| 10 - 5 A | ||||||
| 50 Hz - 60 Hz | ||||||
| DC Output | Rail | +3.3 V | +5 V | +12 V | -12 V | +5 Vsb |
| Maximum Power | 20 A | 20 A | 62 A | 0.3 A | 3 A | |
| 100 W | 744 W | 3.6 W | 15 W | |||
| Total continuous power | 750W | |||||
| Technical Specifications | ||
|---|---|---|
| 80PLUS® | Gold | |
| Cybenetics Efficiency Level | TBA | |
| Cybenetics Noise Level | TBA | |
| Form Factor | ATX/EPS | |
| Fan Information | Fan Size | 120 mm |
| Fan Control | Smart and Silent Fan Control | |
| Fan Bearing | Sleeve Bearing | |
| Life Expectancy | 25,000 hours at 40 °C, 15 % — 65 % RH | |
| Cable Information | Modularity | Fixed Cables |
| Cable type | Flat Black Cables | |
| Electrical Features | Operating Temperature | 0 - 40 °C |
| MTBF @ 25 °C, excl. fan | 100,000 hours | |
| AC Input | Full Range | |
| Protection | OPP, OVP, UVP, SCP, OCP, OTP | |
| Safety and Environmental | Safety and EMC | CE, UKCA, FCC, RCM, CCC, BSMI, CB, cTUVus, TUV |
| Environmental Compliance | Energy Star, ErP Lot 6, REACH, RoHS, WEEE | |
| Warranty | 5 Years | |
| Power Output | ||||||
|---|---|---|---|---|---|---|
| AC Input | 100 V - 240 V | |||||
| 9 - 4.5 A | ||||||
| 50 Hz - 60 Hz | ||||||
| DC Output | Rail | +3.3 V | +5 V | +12 V | -12 V | +5 Vsb |
| Maximum Power | 20 A | 20 A | 54 A | 0.3 A | 3 A | |
| 100 W | 648 W | 3.6 W | 15 W | |||
| Total continuous power | 650W | |||||
Specifications may change without prior notice.
Cables
850 W
750 W
650 W
550 mm
MB (24/20 pins)
1 connector
1 cable
attached
600 mm
CPU (8/4 pins)
1 connector
2 cables
attached
550 mm
PCIe (8/6 pins)
1 connector
3 cables
attached
690 mm
SATA
3 connectors
2 cables
attached
690 mm
Molex
3 connectors
1 cable
attached
550 mm
MB (24/20 pins)
1 connector
1 cable
attached
600 mm
CPU (8/4 pins)
1 connector
2 cables
attached
550 mm
PCIe (8/6 pins)
1 connector
3 cables
attached
690 mm
SATA
3 connectors
2 cables
attached
690 mm
Molex
3 connectors
1 cable
attached
550 mm
MB (24/20 pins)
1 connector
1 cable
attached
600 mm
CPU (8/4 pins)
1 connector
2 cables
attached
550 mm
PCIe (8/6 pins)
1 connector
2 cables
attached
690 mm
SATA
3 connectors
2 cables
attached
690 mm
Molex
3 connectors
1 cable
attached
Specifications may change without prior notice.
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Datasheet
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Quick Installation Guide
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User Manual