Description
Thermaltake TOUGHPOWER GF A3 750W Power Supply
The Thermaltake TOUGHPOWER GF A3 750W is a powerful and reliable fully modular power supply designed for modern gaming rigs, content creation systems, and high-performance desktops. Built with premium components and engineered to meet the needs of the latest hardware, this 750W PSU delivers efficient, quiet, and stable power delivery.
With 80 PLUS Gold certification, support for the PCIe Gen 5 (12VHPWR) connector, and an ultra-quiet 12cm fluid dynamic bearing (FDB) fan, the GF A3 series offers long-term reliability and exceptional performance for PC builders who demand the best.
Detailed Product Specifications
| Specification | Details |
|---|---|
| Model | TTP-750AH2FKG |
| Part Number (P/N) | PS-TPD-0750FNFAGE-H |
| Wattage | 750W |
| Max. Output Capacity | 750W |
| Color | Black |
| Dimensions (W x H x D) | 150mm x 86mm x 140mm |
| Power Factor Correction (PFC) | Active PFC |
| Power Good Signal | 100 – 250 ms |
| Hold-Up Time | Greater than 17 ms |
| Input Voltage | 100 – 240V AC |
| Input Current | 10A Max. |
| Input Frequency | 50Hz – 60Hz |
| Efficiency | 80 PLUS Gold @ 115V AC input |
| Cooling System | 120mm Fluid Dynamic Bearing Fan |
| MTBF | 100,000 hours minimum |
| Operating Temperature | 0°C to +45°C |
| Storage Temperature | -40°C to +70°C |
| Operating Humidity | 5% to 85%, non-condensing |
| Storage Humidity | 5% to 95%, non-condensing |
| Safety Certifications | CE, FCC, UKCA, ICES, LVD, TUV, cTUVus, CB, CCC, BSMI |
| PCI-E 6+2 Pin Connectors | 4 |
| PCIe 12+4 Pin Connector (12VHPWR) | 1 (supports 300W) |
Key Features
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750 Watts of Continuous Power
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Ideal for gaming PCs, workstation builds, and performance systems requiring consistent, high-wattage output.
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80 PLUS Gold Certification
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Provides up to 90% efficiency under typical load conditions, reducing energy waste and lowering overall system temperatures.
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Fully Modular Design
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Includes only the cables you need, improving airflow and reducing clutter inside your case. Perfect for clean cable management and optimized builds.
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12cm Fluid Dynamic Bearing (FDB) Fan
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Long-lasting and quiet, the FDB fan ensures efficient cooling with reduced noise even under heavy load.
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PCIe Gen 5.0 Ready
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Native support for 12+4 pin (12VHPWR) graphics cards like NVIDIA RTX 4070, 4080, 4090, and future GPUs, capable of delivering up to 300W through a single cable.
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Premium Protection Features
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Over Voltage Protection (OVP), Under Voltage Protection (UVP), Over Power Protection (OPP), Over Current Protection (OCP), Short Circuit Protection (SCP), and Over Temperature Protection (OTP).
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Global Safety Compliance
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Certified by leading global standards such as CE, FCC, TUV, BSMI, and more, ensuring safety, performance, and compatibility.
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Compact Form Factor
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At just 140mm deep, it fits comfortably in most standard ATX PC cases without obstructing airflow or other components.
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Designed for Modern Gaming and Creative Systems
Whether you’re gaming at 144Hz+, streaming, or rendering 4K video, the TOUGHPOWER GF A3 750W can handle the demanding workloads of modern hardware. It’s designed to power high-end GPUs, multi-core CPUs, and a range of peripherals without breaking a sweat.
Compatible with the latest Intel and AMD platforms, this power supply supports power-hungry components while maintaining thermal and electrical efficiency. With native Gen 5 support, you won’t need third-party adapters to power next-generation GPUs.
Energy Efficiency and Long-Term Reliability
With a mean time before failure (MTBF) of 100,000 hours, the GF A3 750W offers outstanding long-term durability. The high-efficiency design reduces operating costs, lowers heat output, and contributes to environmental sustainability.
The use of high-quality capacitors and intelligent circuit design ensures optimal voltage regulation and ripple suppression, extending the lifespan of your components.
Conclusion: Power That Keeps Up With Performance
The Thermaltake TOUGHPOWER GF A3 750W Power Supply is built to meet the power demands of today’s and tomorrow’s high-performance systems. From its 80 PLUS Gold efficiency and PCIe 5.0 readiness to its quiet cooling and modular convenience, it delivers everything enthusiasts and professionals need for reliable power delivery.

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