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Signature 850
Premium 850W Continuous Power
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SG 850



The Pinnacle of Power

Designed to appeal to system builders looking for a truly premium power supply, the Signature 850 boasts many cutting-edge features, several of which have never before been offered in a consumer power supply. The Signature 850 features DC-to-DC voltage regulator modules which ensure greater system stability, and an 80 mm Pulse Width Modulation (PWM) fan which can run up to 50% quieter than standard fans. Not only does the Signature 850 deliver the latest in stability, reliability, and quiet cooling, but also it passes 80 PLUS® Bronze certification, helping you to protect the environment and save money on your power bill.

  • NVIDIA™ SLI™-ready certified
  • 80 PLUS® Bronze Certified - 82% or more efficiency at 20%, 50%, and 100% load
  • DC-to-DC Regulator Modules: ensure supreme system stability
  • 80 mm cooling fan uses Pulse Width Modulation (PWM) for whisper-quiet operation
  • Highest quality Japanese brand fan and capacitors ensure long-term reliability
  • Dual density PC board layout provides better airflow, reduces electrical noise, and allows heavier components
  • Advanced hybrid cable management improves airflow and reduces clutter
  • Universal Input and Active Power Factor Correction (PFC) allow the Signature 850 to operate efficiently on any power grid in the world
  • AQ5 - Antec Quality 5 year parts and labor warranty
  • Safety: UL/CUL, TÜV, CE, CB, CCC, FCC Class B, C-Tick
  • Industrial grade protection circuitry prevents damage resulting from short circuits (SCP), over voltages (OVP), and over current (OCP)
  • MTBF: 100K Hours Min At Max. Load 230VAC And 25°C Ambient Conditions.
  • Turn-on Delay Time: 500 mS max at any condition
  • Hold-up Time: 17mS min. @115Vac / 60Hz respect to +5V o/p (95%)
  • Overshoot: Any overshoot at turn on or turn off shall be less than 10% of the normal value.
  • Net Weight: 6.1 lbs
  • Dimensions:
    - 3.4" (H) x 5.9" (W) x 7.1" (D)
    - 86 mm (H) x 150 (W) x 180 mm (D)
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Signature Series