Power Supply Unit Thermaltake Toughpower GF A3 Gold 850W

The Thermaltake Toughpower GF A3 Gold 850W is an ATX power supply unit designed for desktop computers requiring reliable 850 W continuous power. It operates with an AC input range of 100–240 V at 50/60 Hz and delivers stable output through a standard 24-pin ATX motherboard connector. The unit is 80 PLUS Gold certified for high energy efficiency and uses an actively cooled 120 mm fan in a black housing. Cable lengths include a 60 cm 24-pin main cable and multiple SATA power leads at 500 mm, 650 mm, 800 mm and 950 mm to support flexible cable routing in various PC cases. The model meets international safety and compliance standards including BSMI, CB, CCC, CE, FCC and LVD.

Advantages

The Toughpower GF A3 Gold 850W offers high efficiency with 80 PLUS Gold certification, which reduces wasted energy and heat compared with lower-efficiency units. Its 850 W total power rating supports multi-component systems while the 120 mm active fan provides continuous thermal management. A standard 24-pin ATX connector and multiple SATA cable lengths simplify installation and cable management. Compliance with multiple international certifications indicates adherence to safety and electromagnetic compatibility requirements.

Suitable for

• Gaming desktops with mid to high power requirements
• Workstations used for content creation or multitasking
• System builds requiring efficient, stable power delivery
• PC cases needing varied cable routing lengths for neat cable management

Key specifications

• Total power: 850 W
• Form factor: ATX
• AC input voltage: 100–240 V
• Frequency: 50/60 Hz
• Motherboard connector: 24-pin ATX (cable length 60 cm)
• SATA power cable lengths: 500 mm, 650 mm, 800 mm, 950 mm
• 80 PLUS certification: 80 PLUS Gold
• Cooling: active, 120 mm fan
• Product colour: Black
• Compliance: BSMI, CB, CCC, CE, FCC, LVD

How to use

Install the PSU into a compatible ATX chassis following the case manufacturer’s mounting instructions and standard safety precautions: disconnect mains power before installation, secure the unit with screws, connect the 24-pin ATX cable to the motherboard, and attach SATA power connectors to drives as required. Ensure cables are routed to avoid obstructing fans and that the PSU fan intake has adequate clearance for airflow. After all internal connections are made, reconnect mains power and verify system POST and stable operation.

Recommendations

For optimal performance, use the Thermaltake Toughpower GF A3 Gold 850W in systems where total power draw stays comfortably below the 850 W rating, allow sufficient case airflow to aid the 120 mm fan, and periodically check connections and dust buildup. Use appropriate surge protection or an uninterruptible power supply if network or mains stability is a concern.