Seasonic VERTEX GX-1200 1200W 80+ Gold Fully Modular ATX 3.0
MPN VERTEX1200G UPC 4711173877721
- Wattage
- 1,200 W
- Efficiency
- 80 PLUS Gold
- Modular
- Fully modular
- Form factor
- ATX
- Standard
- ATX 3.0
- 12V-2x6
- Yes
Best price now
$249.99
at
Near you
In stock at 30 stores nationwide.
Where to buy
In-store stock · 30 stores
Set your ZIP to sort by distanceLowest in-stock price by retailer
Show as table
Specifications
Power
- Wattage
- 1,200 W
- Efficiency
- 80 PLUS Gold
- Standard
- ATX 3.0
- Native 12V-2x6 / 12VHPWR
- Yes
Build
- Form factor
- ATX
- Modular
- Fully modular
- Fan
- 135 mm
Wrong price, stock or spec? Tell us
Full spec sheet from Newegg
- Details/Fans
- 135 mm Fluid Dynamic Bearing (FDB) Fan
- Details/Type
- ATX / ATX 3.0 Compatible
- General/Brand
- SeaSonic
- General/Model
- Vertex GX-1200
- Details/Output
- Ample +12 V Output
- Details/Modular
- Full Modular
- Details/Maximum Power
- 1200 W
- Details/Max PSU Length
- 160 mm
- Details/Energy-Efficient
- 80 PLUS GOLD Certified
- Dimension & Weight/Weight
- 4.34lbs
- Details/PCI-Express Connector
- ATX 3.0 and 16-Pin Gen 5 PCIe Cable (12VHPWR)
- Dimension & Weight/Dimensions
- 6.3" L x 5.9" W x 3.4" H
- Additional Information/First Listed on Newegg
- September 07, 2026
Full spec sheet from Microcenter
- PFC
- Active
- SKU
- 559450
- UPC
- 4711173877721
- MTBF
- 150,000 Hours
- Color
- Black
- Labor
- 12 Year Limited
- Parts
- 12 Year Limited
- Width
- 5.90 in. (149.86 mm)
- Height
- 3.40 in. (86.36 mm)
- Rating
- 80 PLUS Gold Certified
- Modular
- Fully-Modular
- Wattage
- 1200 Watts
- LED Color
- None
- Mfr Part#
- VERTEX GX-1200
- +12V Rails
- 1
- NVIDIA SLI
- SLI Compatible
- Form Factor
- ATX
- ATX Connector
- 20+4-pin
- ATi CrossFire
- CrossFire Compatible
- SATA Connector
- 18
- Molex Connector
- 3
- ATX 12V Connector
- 2 x 4+4-pin
- What's in the Box
- PSU, Motherboard Power Cable, 12VHPWR Cable, 2 x CPU Cable, 3 x PCIe Cable, 5 x SATA Cable, Peripheral Cable, Screws, Cable Ties, Power Cable
- Graphics Connector
- 3 x 6+2-pin, 1 x 16-pin
- Power Supply Depth
- 6.30 in. (160.02 mm)
Similar power supplies
Phanteks Revolt 1200W 80+ Platinum Fully Modular ATX 3.0
1,200 W · 80 PLUS Platinum · Fully modular · ATX
NZXT ATX 3.1 1200W 80+ Gold Fully Modular ATX 3.1
1,200 W · 80 PLUS Gold · Fully modular · ATX
MC $125 · NE $125 · CC $200
Montech CENTURY II 1200W 80+ Platinum Fully Modular
1,200 W · 80 PLUS Gold · Fully modular · ATX
NE $130 · MC $150
ASRock Gold 1200W 80+ Gold Fully Modular
1,200 W · 80 PLUS Gold · Fully modular · ATX
NE $130 · CC $200
Phanteks AMP GH 1200W Platinum 1200W 80+ Platinum Fully Modular ATX 3.1
1,200 W · 80 PLUS Platinum · Fully modular · ATX
Lian Li SX1200P 1200W 80+ Platinum Fully Modular ATX 3.1
1,200 W · 80 PLUS Platinum · Fully modular · ATX
MC $160 · CC $160 · NE $187