01DESKTOPS & ACCESSORIES
Quiet precision for the modern build
Tucked into the chassis, this unit hums at a frequency barely perceptible, providing steady power without interrupting the silence of your workspace. Its compact form factor integrates seamlessly into modern cases.
The Seasonic Core GX-750 suits enthusiasts seeking reliable performance and cable management ease. It handles high-load tasks with composure, ensuring your components run cool and efficient.


02DESIGN
Braided cables for tidy routing
The fully modular design allows you to connect only what is needed, reducing clutter inside the case. Individual black cables feature a braided pattern that adds texture and durability while maintaining a sleek visual line. This approach supports cleaner airflow paths and easier maintenance, keeping the interior of your system orderly and accessible.

04DETAILS
Built for long-term reliability
With an MTBF of 100,000 hours excluding the fan, the internal electronics are designed for longevity. The 120 mm fan utilizes a fluid dynamic bearing rated for 25,000 hours at 40 degrees Celsius. Comprehensive protection circuits including OVP, OCP, and SCP safeguard connected components from electrical fluctuations, offering peace of mind for daily use.
05AT A GLANCE
The key points
- 80 Plus Gold certified efficiency
- Fully modular with braided black cables
- 120 mm fluid dynamic bearing fan
- ATX3 compliant for current standards

CORE GX ATX 3 (2024)
The updated Seasonic CORE GX ATX3 series complies with the latest ATX3 standards and includes four output ranges from 1000W to 650W in both black and white colors. Catering to a broad spectrum of PC enthusiasts and system builders, these power supplies provide a fine balance between cost and performance. The 80 PLUS® Gold certified Seasonic's Core GX line is a fully modular design equipped with black cables featuring a braided pattern. These power supplies are solid performers for a large range of applications, where a 120 mm fluid dynamic bearing fan is combined with Seasonic's Smart and Silent Fan Control to ensure the optimal cooling performance at the lowest possible noise level.
SPECIFICATIONS
- 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
- Fluid Dynamic Bearing
- Life Expectancy
- 25,000 hours at 40 °C, 15 % – 65 % RH
- Cable Information · Modularity · Fully Modular
- Cable type
- Individual Black Cables with Braided Pattern
- Electrical Features · 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, OCP, OTP, OVP, SCP, UVP
- Safety and Environmental · Safety and EMC · BSMI, C-tick, CB, CCC, CE, cTUVus, EAC, FCC, TUV, UKCA
- Environmental Compliance
- Energy Star, ErP Lot 6, REACH, RoHS, WEEE
- Warranty
- 7 Years
- Power Output
- AC Input
- Voltage: 100 V – 240 V
- Current
- 10 – 5 A
- Frequency
- 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
- 750 W















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