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Thermaltake Toughpower GF A3 750W

Mainstream Gaming, Mid-Range PC Builds, Compact Builds, Content Creation

Overview

The Thermaltake Toughpower GF A3 750W is an ATX 3.0 / PCIe 5.0 certified 750W fully modular power supply delivering high efficiency in a compact 140mm-depth chassis. It ships a native 12V-2x6 connector providing up to 600W for modern GPUs, with fully modular cabling and a single +12V rail for clean, stable power. Built with 80 PLUS Gold efficiency, Japanese 105°C capacitors, and a 120mm hydraulic-bearing fan, it balances performance and quiet operation, all backed by a 10-year warranty and 120,000-hour MTBF.

Key Highlights

  • ATX 3.0 and PCIe 5.0 certified with a native 12V-2x6 connector delivering up to 600W for RTX 40/50-series and next-gen GPUs
  • 80 PLUS Gold and Cybenetics Gold certified for 90%+ efficiency at 50% load for lower heat and power use
  • Compact 140mm depth fits mid-tower and smaller cases while keeping fully modular cabling
  • 120mm hydraulic-bearing fan with low-noise performance, plus 100% Japanese 105°C capacitors for reliability
  • Single +12V rail design with Active PFC + Full Bridge LLC + SR + DC to DC topology, backed by a 10-year warranty

Technical Specifications

Brand Thermaltake
Model Thermaltake Toughpower GF A3 750W
Wattage 750W
Efficiency Rating 80 PLUS Gold / Cybenetics Gold
Form Factor ATX
Modular Fully Modular
ATX Standard ATX 3.0 / PCIe 5.0
Fan Size 120mm
Fan Bearing Hydraulic Bearing
Topology Active PFC + Full Bridge LLC + SR + DC to DC
Capacitors Japanese electrolytic (105°C rated)
AC Input 100-240V ~ 10A 50/60Hz
+12V Rail Single +12V Rail (62.5A)
Protection OPP / OVP / UVP / OCP / OTP / SCP
Connectors 1x 24-pin ATX, 2x 4+4-pin CPU/EPS, 1x 12V-2x6 (600W), 4x PCIe 6+2, 8x SATA, 4x Molex
Dimensions 150 x 140 x 86 mm (W x L x H)
Weight ~1.6 kg
MTBF 120,000 Hours
Warranty 10 Years