Thermaltake Smart BX3 Pro 850W; ATX 3.1; Native PCIe 5.1 12V-2X6; Non-Modular; Etched Flat Cables; Dual-Color H++ Connectors; 105°C Main Capacitor;...

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💡 How to pick a power supply
What to look for:
  • Wattage exceeds total system draw by 20-30% headroom
  • 80+ Gold or higher for efficiency
  • Modular cables reduce clutter in your case
💰 Mid-range builds: 650-750W. High-end with RTX 4080+: 850W-1000W+
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ProductWattsRatingModularColorValuePrice
Thermaltake Smart BX3 Pro 850W; ATX 3.1; Native PCIe 5.1 12V-2X6; Non-Modular; Etched Flat Cables; Dual-Color H++ Connectors; 105°C Main Capacitor;... PSU
Thermaltake Smart BX3 Pro 850W; ATX 3.1; Native PCIe 5.1 12V-2X6; Non-Modular; Etched Flat Cables; Dual-Color H++ Connectors; 105°C Main Capacitor;...
Thermaltake
850W
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$89.99
Specifications
Watts850W
ATX 3.0Yes
needsReviewfalse
UPC00840480308001
Model #PS-SPD-0850NNFABU-7
sourcenewegg-discovery
discoveredAt2026-07-30
batchIdnewegg-psu-2026-07-30
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Thermaltake Smart BX3 Pro 850W; ATX 3.1; Native PCIe 5.1 12V-2X6; Non-Modular; Etched Flat Cables; Dual-Color H++ Connectors; 105°C Main Capacitor;... PSU