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NZXT C850 SFX Gold - 850W SFX ATX 3.1 - 80 Plus Gold, Cybenetics Platinum - Fully Modular

  • DESIGNED FOR COMPACT BUILDS - Maximize space efficiency with the SFX form factor, delivering full-power capabilities in a size optimized for small form factor (SFF) cases.
  • RELIABLE GPU POWER - ATX 3.1 certification and a 600W 12V-2x6 connector ensure safe, dependable power delivery for modern graphics cards.
  • PREMIUM EFFICIENCY, QUIET OPERATION - 80 PLUS Gold and Cybenetics Platinum efficiency ratings reduce heat output, while a Cybenetics A- noise rating ensures quieter system performance.
  • UNINTERRUPTED SYSTEM PERFORMANCE - Low ripple noise, tight voltage regulation, and long hold-up time help protect components and maintain system stability.
  • SILENT COOLING WITH FDB FAN - A 92 mm fluid dynamic bearing (FDB) fan provides durable, efficient cooling and includes a Zero RPM mode for silent operation.
  • ENHANCED DURABILITY AND STABILITY - Built with 105°C-rated Japanese capacitors to ensure long-term reliability and consistent performance, even during heavy workloads.
  • SIMPLIFIED CABLE MANAGEMENT - A fully modular design with embossed cables and included combs lets you connect only what you need, improving routing in tight builds.
  • BUILT FOR SAFETY AND LONGEVITY - Includes a comprehensive set of safety protections and rigorously stress tested to safeguard your PC
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Overview
Specs
Reviews
DESIGNED FOR COMPACT BUILDS Maximize space efficiency with the SFX form factor, delivering full-power capabilities in a size optimized for small form factor (SFF) cases.

RELIABLE GPU POWER ATX 3.1 certification and a 600W 12V-2x6 connector ensure safe, dependable power delivery for modern graphics cards.

PREMIUM EFFICIENCY, QUIET OPERATION 80 PLUS Gold and Cybenetics Platinum efficiency ratings reduce heat output, while a Cybenetics A- noise rating ensures quieter system performance.

UNINTERRUPTED SYSTEM PERFORMANCE Low ripple noise, tight voltage regulation, and long hold-up time help protect components and maintain system stability.

SILENT COOLING WITH FDB FAN A 92 mm fluid dynamic bearing (FDB) fan provides durable, efficient cooling and includes a Zero RPM mode for silent operation.

ENHANCED DURABILITY AND STABILITY Built with 105°C-rated Japanese capacitors to ensure long-term reliability and consistent performance, even during heavy workloads.

SIMPLIFIED CABLE M

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 5 years
  • Limited Warranty period (labor): 5 years
  • Read full details

Return Policies

    We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.

  • Return for refund until: January 31, 2027
  • Return for replacement until: January 31, 2027
  • This item is covered by Newegg.ca's Extended Holiday Return Policy.
  • Read full return policy for details.
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