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Seasonic G12 GC G12-GC-850

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Seasonic G12 GC G12-GC-850
2021G1280+ Gold5 year warranty
550 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
750 W
24+8+8(4+4) pin
850 W
24+8+8(4+4) pin
Main
Power850 W
Form factorATX
Specs
PFCactive
Efficiency90 %
Cooling systemactive (fan)
Fan size120 mm
Certification80+ Gold
Power connectors
MB/CPU power supply24+8+8(4+4) pin
SATA6
MOLEX3
PCI-E 8pin (6+2)4
Cable systemnon-modular
Braided wires
Cable length
MB550 mm
CPU600 mm
SATA690 mm
MOLEX690 mm
PCI-E700 mm
Max. power
+3.3V15 А
+5V15 А
+12V170 А
-12V0.3 А
+5Vsb2.5 А
+12V840 W
+3.3V +5V100 W
-12V3.6 W
+5Vsb12.5 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionOCP
Manufacturer's warranty5 years
Dimensions (HxWxD)86x150x140 mm
Official Websiteseasonic.com
Added to E-CatalogMay 2021
P/N
G12-GC-850

SSP-850RT2

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Seasonic 2025 - new arrivals, bestsellers, and the most relevant models Seasonic.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer

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Seasonic G12-GC-850 850W PSU 80 Gold Non-Modular Power Supply 796297

Amazon.co.uk
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£103.50
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Seasonic SSP-850RT2

Power Your PC with Reliable Performance: Seasonic G12 GC-850W 80 Plus Gold Power SupplyLooking for a dependable and efficient... morepower supply to fuel your demanding gaming rig or workstation? Look no further than the Seasonic G12 GC-850W. This 850 W, ATX, Non-modular power supply delivers unwavering power and exceptional performance, ensuring your system runs smoothly and reliably for years to come. The Seasonic G12 GC-850W boasts an 80 PLUS Gold certification, guaranteeing superior energy efficiency with minimal wasted heat. This translates to lower electricity bills and a quieter computing experience. Experience the Seasonic Difference:* Rock-Solid Stability: The G12 GC-850W utilizes a robust DC-to-DC design and high-quality components, providing clean and stable power delivery even under heavy loads. * Whisper-Quiet Operation: A 120mm Fluid Dynamic Bearing (FDB) fan dynamically adjusts its speed based on load, ensuring optimal cooling with minimal noise. Enjoy near-silent operation during light tasks and efficient cooling during demanding sessions.* Built to Last: Seasonic is renowned for its exceptional build quality and reliability. The G12 GC-850W is no exception, featuring a durable construction and a comprehensive 5-year warranty for peace of mind.Key Features:* 80 PLUS Gold Certified: High energy efficiency for reduced power consumption and lower operating costs.* 120mm FDB Fan: Dynamically adjusts speed for optimal cooling and quiet operation.* DC-to-DC Converter: Ensures stable voltage regulation for superior performance and reliability.* All Japanese Capacitors: High-quality components guarantee long-term durability and stability.* Active PFC: Provides clean and reliable power delivery.* Multiple Protection Circuits: Safeguards your valuable components from over-voltage, over-power, and short-circuit issues.Technical Specifications:* Wattage: 850W* Form Factor: ATX* Modular: Non-Modular* Efficiency: 80 PLUS Gold* Fan Size: 120mm FDB* Warranty: 5 YearsThe Seasonic G12 GC-850W is the ideal power supply for users seeking a reliable, efficient, and quiet solution for their demanding systems. Invest in the power and stability your PC deserves with Seasonic.
Tradeinn.com
Delivery: in United Kingdom
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£102.49
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850W Seasonic G12 GC (2024) 80 Plus Gold PSU G12 GC-850

This high efficiency, combined with Active Power Factor Correction (PFC), helps reduce energy waste, translating into cost sa... morevings 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. S 2 FC - 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.
CCLonline.com
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£99.99
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Seasonic Seasonic G12-GC-850 850W 80 Gold Power Supply SSP-850RT2

The G12 GC Series is available in the standard ATX Form Factor and in wattages that are most common for a PC system. The Seas... moreonic G12 GC-Series achieves 80 PLUS® Gold standard of providing at least 87 %, 90 % and 87 % power usage efficiency at 20 %, 50 % and 100 % operating loads, respectively. This efficiency, combined with Active Power Factor Correction, enables the G12 GC series power supplies to lessen energy waste, which translates into savings on the costs of energy costs for its users. In addition to being greatly efficient, the G12 GC units utilize the LLC resonant converter design, and the industry’s leading Smart and Silent Fan Control (S2FC). G12 GC at a Glance 80 PLUS Gold Efficiency: Offers high energy efficiency, reducing power waste. Non-Modular Design: Standard cable management for simple builds. Silent Fan Operation: Uses a high-quality fan for quiet performance. Active Power Factor Correction: Improves energy use and reliability. Reliable Protections: Features OVP, UVP, OPP, SCP, and OCP for safety. 5-Year Warranty: Backed by a solid warranty for long-term peace of mind. G12 GC Specification 80PLUS® Gold Cybenetics Efficiency Level TBA Cybenetics Noise Level TBA Form Factor ATX/EPS Dimensions 140 × 150 × 86 mm Fan Size 120 mm Fan Control Smart and Silent Fan Control Fan Bearing Sleeve Bearing Modularity Fixed Cables Cable Type Flat Black Cables Operating Temperature 0 - 50 °C (derating from 100% to 80% from 40°C to 50°C linearly) MTBF @ 25 °C, excl. fan 100,000 hours AC Input Full Range Protection OPP, OVP, OCP, SCP Safety and EMC cTUVus, TUV, CB, CCC, BSMI, CE, FCC Environmental Compliance Energy Star, RoHS, WEEE, ErP Lot 6, REACH Warranty 5 Years
Overclockers.co.uk
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£99.59
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Seasonic G12-GC power supply unit 850 W 20+4 pin ATX ATX Black G12-GC-850

80 PLUS Gold certified. Fixed cables. Tight Voltage Regulation. S2FC - Smart and Silent Fan Control. The G12 GC Series is ava... moreilable in the standard ATX Form Factor and in wattages that are most common for a PC system. The Seasonic G12 GC-Series achieves 80 PLUS Gold standard of providing at least 87 %, 90 % and 87 % power usage efficiency at 20 %, 50 % and 100 % operating loads, respectively. This efficiency, combined with Active Power Factor Correction, enables the G12 GC series power supplies to lessen energy waste, which translates into savings on the costs of energy costs for its users. In addition to being greatly efficient, the G12 GC units utilize the LLC resonant converter design, and the industry’s leading Smart and Silent Fan Control (S2FC).. Power. Max output current (+5Vsb). 2.5 A. Max output current (-12V). 0.3 A. Max output current (+5V). 15 A. Max output current (+12V). 70 A. Max output current (+3.3V). 15 A. Combined power (+5Vsb). 12.5 W. Combined power (-12V). 3.6 W. Combined power (+5V). 100 W. Combined power (+12V). 840 W. Combined power (+3.3V). 100 W. Power Factor Correction (PFC) type. Active. Input current. 10 A. AC input frequency. 50 - 60 Hz. AC input voltage. 100 - 240 V. Total power. 850 W. Ports & interfaces. Cabling type. Non-Modular. PCI Express connector. Yes. PCI Express power cable length. 70 cm. PCI Express power connectors (8-pin). 2. PCI Express power connectors (6-pin). 2. Peripheral (Molex) power cable length. 690 mm. Peripheral (Molex) power connectors (4-pin). 3. SATA power cable length. 690 mm. Number of SATA power connectors. 6. Motherboard power connector. 20+4 pin ATX. Performance. Mean time between failures (MTBF). 100000 h. Silent mode. Yes. Supported motherboard form factors. ATX. 80 PLUS certification. 80 PLUS Gold. Power supply unit (PSU) form factor. ATX. Purpose. PC. Design. Fan diameter. 12 cm. Product colour. Black. Operational conditions. Operating temperature (T-T). 0 - 50 °C. Safety regulation & standards. Safety. cTUVus, TUV, CB, CCC, BSMI, CE, FCC. Certificates. Certification. Energy Star, RoHS, WEEE, ErP Lot 6, REACH. Weight & dimensions. Height. 86 mm. Depth. 140 mm. Width. 150 mm. Logistics data. Harmonized System (HS) code. 84733020. leaflet. manual pdf
Backtotheoffice.co.uk
Delivery: in United Kingdom
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£101.23
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Seasonic G12 GC-850 850W 80+ Gold Rated Power Supply G12 GC 850

;The G12 GC Series is available in the standard ATX Form Factor and in wattages that are most common for a PC system.;
Awd-it.co.uk
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£89.51
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Seasonic Netzteil 850W G12 GC-850 80+Gold power supply unit ATX Black SSP-850RT2

Seasonic Netzteil 850W G12 GC-850 80+Gold power supply unit ATX Black
itsupplies.uk
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£104.24
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Series Seasonic G12Compare using chart →
Seasonic G12 GC G12-GC-850
from £89.51 
850 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 6, Molex 3, ATX, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GC G12-GC-750
from £84.99 
750 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 6, Molex 3, ATX, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GC G12-GC-650
from £70.32 
650 W, 24+8 (4+4) pin, 4 х 6+2 pin, SATA 3, Molex 3, ATX, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GM G12-GM-750
from £89.99 
750 W, 24+8+8(4+4) pin, 3 х 6+2 pin, SATA 6, Molex 3, ATX, semi-modular, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GM G12-GM-850
from £98.99 
850 W, 24+8+8(4+4) pin, 3 х 6+2 pin, SATA 6, Molex 3, ATX, semi-modular, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GC G12-GC-550
from £70.20 
550 W, 24+8 (4+4) pin, 2 х 6+2 pin, SATA 3, Molex 3, ATX, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
Seasonic G12 GM GM-650
from £82.99 
650 W, 24+8+8(4+4) pin, 2 х 6+2 pin, SATA 6, Molex 3, ATX, semi-modular, Efficiency 90 %, certificate 80+ Gold, warranty 5 years

Seasonic G12 GC configurations

Price for Seasonic G12 GC
Seasonic G12 GC G12-GC-550from £70.201 offer
Seasonic G12 GC G12-GC-650from £70.326 offers
Seasonic G12 GC G12-GC-750from £84.995 offers
Seasonic G12 GC G12-GC-850from £89.517 offers
Video reviews
Seasonic G12 GC-850 Unboxing
21 July 20242 387 view
Seasonic G12 GM-850 Unboxing
21 July 20241 805 view
Unboxing The Seasonic G12 GC-Series achieves 80 PLUS® Gold ATX
31 January 2024882 view
The budget king - Seasonic G12 GC-850W Gold unboxing and overview
9 January609 view
Seasonic G12 GM-850 Semi Modular 80 plus Gold Power Supply Review
24 January 20247 521 view
Unboxing Seasonic G12 GC 650W 80+ GOLD PSU
17 April 20233 330 view
2023 Seasonic G12 GC-750 80 PLUS gold stress test on thermal camera
5 February 20231 762 view
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Seasonic G12 GC G12-GC-750
from £84.99 
750 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 6, Molex 3, ATX, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
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MSI MPG GF A850GF
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850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 8, Molex 4, ATX, modular, Efficiency 90 %, mining, certificate 80+ Gold, warranty 10 years
Seasonic G12 GM G12-GM-750
from £89.99 
750 W, 24+8+8(4+4) pin, 3 х 6+2 pin, SATA 6, Molex 3, ATX, semi-modular, Efficiency 90 %, certificate 80+ Gold, warranty 5 years
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PSU Seasonic G12-GC-850
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