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SP850P 850W SFX Fully Modular ATX 3.1 Power Supply Compatible with Next-Generation GPUs and Standard PC Builds

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$169.99
Sep 13 · Macy's
Best price
$169.99
−0% vs high
14-day high
$169.99
All stores
$170$170$170
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $169.99 at Macy's. Highest: $169.99. Current best is 0% below the 14-day high.

About this product

The Lian-Li SP850P is a fully modular 850W SFX power supply unit designed for compact or high-performance PC builds. It supports next-generation GPUs and features ATX 3.1 compatibility, ensuring future-ready power delivery. The unit includes reinforced 12V-2x6 connectors and uses 100% Japanese Rubycon capacitors rated for 105°C operation. A 92 mm FDB smart fan operates with Zero-RPM mode to reduce noise during low-load conditions. Certified 80 PLUS Platinum for up to 92% efficiency at 50% load, it also comes with an SFX-to-ATX adapter bracket for broader case compatibility.

  • 850W SFX power supply
  • Fully modular braided cables
  • 80 PLUS Platinum certified
  • Zero-RPM cooling mode
  • ATX 3.1 compatible
  • SFX-to-ATX adapter included

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SP850P 850W SFX Fully Modular ATX 3.1 Power — Price History