Seasonic

Seasonic Core GX-750 750W 80+ Gold Fully Modular ATX 3.1 White (Boxed)

SKU 34555 Brand Seasonic EAN13 4711173878711
Seasonic Core GX-750: 750W 80+ Gold fully modular ATX 3.1 PSU in white. Features OptiSink cooling, S2FC fan control, 12V-2x6 connector, Hypro Bearing 120mm fan. 7-year warranty for reliable PC builds.
PSU (Power Supplies) - Wattage 700 - 799 W
PSU (Power Supplies) - Efficiency Rating 80 Plus Gold
PSU (Power Supplies) - Color White
PSU (Power Supplies) - Modularity Fully modular
PSU (Power Supplies) - PCIe GPU Connectors 1x 12V-2x6 2x 8/6 pins
PSU (Power Supplies) - Length 141-160 mm
PSU (Power Supplies) - EPS CPU Connectors 1x 4+4pin EPS/ATX12V

CORE GX White ATX 3.1
The updated Seasonic CORE GX White ATX 3.1 Series complies with ATX 3.1 and PCIe 5.1 standards, available in 750W white. Ideal for PC enthusiasts, it balances cost and performance with 80 PLUS Gold efficiency and fully modular white braided cables. A 120mm Hydro Dynamic Bearing (Hypro) fan with S2FC ensures optimal cooling and low noise. Backed by 7-year warranty.

New Seasonic OptiSink Design
Enhanced PCB layout and automated production reduce errors. Smaller components increase internal space for superior heat dissipation—eightfold improvement for cooler operation, reliability, and any-orientation install. Eco-friendly with lower material costs and energy savings.

Fully Modular Cables & Connectors
Patented design with SMD tech boosts reliability. Includes 1x 12+4 pin (12V-2x6), 2x 6+2 pin PCIe, 1x 4+4 pin CPU EPS. Minimized resistance enhances efficiency and airflow.

  • ✅ ATX 3.1 / PCIe 5.1 compliant
  • ✅ 80 PLUS Gold certified
  • ✅ Fully modular white cables
  • ✅ 120mm Hypro Bearing fan with S2FC
  • ✅ OptiSink for superior cooling
  • ✅ 7-year warranty
Total power750 W
AC input voltage100 - 240 V
AC input frequency50/60 Hz
Input current11 - 5.5 A
Combined power (+3.3V)100 W
Combined power (+12V)744 W
Combined power (-12V)3.6 W
Combined power (+5Vsb)15 W
Max output current (+3.3V)20 A
Max output current (+12V)62 A
Max output current (+5V)20 A
Max output current (-12V)0.3 A
Max output current (+5Vsb)3 A
Power protection featuresOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Motherboard power connector20+4 pin ATX
Motherboard power cable length61 cm
Number of SATA power connectors3
SATA power cable length750 mm
Peripheral (Molex) power connectors (4-pin)3
Peripheral (Molex) power cable length690 mm
PCI Express power connectors (6+2 pin)2
PCI Express power connectors (12+4 pin)1
PCI Express power connectors (12+4 pin) cable length700 mm
CPU power connector (4+4 pin)Yes
CPU power cable length75 cm
Cabling typeFully-Modular
80 PLUS certification80 PLUS Gold
PurposePC
Power supply unit (PSU) form factorATX
ATX version3.1
Bearing technologyHypro Bearing
Mean time between failures (MTBF)100000 h
Product colourWhite
Cooling typeActive
Fan diameter12 cm
On/off switchYes
Operating temperature (T-T)0 - 50 °C
Width140 mm
Depth150 mm
Height86 mm
Warranty7 years