The Thermaltake 850W ESA Certified Toughpower Crossfire / Quad SLI Ready Modular Power Supply features four independent 12volt rails. With two 8-pin and two 6-pin PCI-E connectors, the unit is ready for all multiple video card systems. Toughpower lives up to its name, this unit can power the most demanding hardware available!

With ESA Certified support this will handle all your PSU needs!

NVIDIA SLI Certified ATX 12V Power Supply

*Supports NVIDIA ESA technology: maximize your PC’s performance with ESA, complete real-time PC performance management and optimization.

• Supports NVIDIA ESA software to monitor fan speed, current, voltage and temperature.
• Stable 850W continuous output (at 50℃ operating environment).
• Supports Dual Core CPU / Quad Core CPU / NVIDIA SLI & Quad SLI and all Multi-Core GPU technologies.

Four +12V rails provides superior performance (combined loading of 62A).

• Built in two 6pin and next generation two 8pin PCI-E connectors for Multi-GPU Graphic Cards.
• Strict voltage regulation (±3%): provides steady voltage for system.
• Active Power Factor Correction (PF>0.99) and high efficiency (up to 87%).
• Quiet and reliable 14cm ball-bearing fan.
• Protections: Over Current, Over Voltage, and Short-Circuit protection.
• Safety / EMI Approvals: CE, CB, TUV, FCC, UL, CUL, and BSMI certified.

Model:	W0178RU
Power:	850W
Dimension:	160mm(L)x150mm(W)x86mm(H)
Switches:	ATX Logic on-off additional power rocker switch
PFC:	Active PFC (PF > 0.9)
Cooling System:	140mm Fan, 2300RPM ± 10%
Noise:	16 dBA at 1300 RPM
P. G. Signal:	100-500 ms
Efficiency:	up to 87%
Hold-up Time:	16ms
Input
Input Voltage:	115VAC-230 VAC
Input Frequency Range:	47 ~ 63 Hz
MTBF:	120,000 hrs minimum
Input Current:	10A / 5A
Environment
Operating Temp.:	10 ℃ to 50 ℃
Storage Temp.:	-20 ℃ to 70℃
Operating Humidity:	20% to 90%, non-condensing
Storage Humidity:	5% to 95%, non-condensing
Output
Voltage:	Max. Load / Min. Load / Peak Load / Load Reg. / Ripple V (p-p)
+3.3V:	30A / 0.5A / -- / ± 3% / 50mv
+5V:	30A / 2.0A / -- / ± 3% / 50mv
+12V1:	18A / 1.0A / -- / ± 3% / 240mv
+12V2:	18A / 1.0A / -- / ± 3% / 240mv
+12V3:	30A / 1.0A / -- / ± 3% / 240mv
+12V4:	30A / 1.0A / -- / ± 3% / 240mv
-12V:	0.8A / 0A / -- / +9%, -5% / 120mv
+5VSB:	3A / 0A / 3.5A / ± 3% / 50mv