Hardware Spec Index

Zephyra PW-9858 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW9858-PLUS · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,246 (Power Supplies scale)
Category rank#37,895
Street price$69
Power850 W (rated)
Performance per dollar18.06
Released2024

Specifications

BrandZephyra
ModelZephyra PW-9858 Plus
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-1566 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,725$149Compare
Caldera PW-1885 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,634$139Compare
Zephyra PW-2804 Edge 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,358$249Compare
Teralux PW-8301 Pro 750W 80 PLUS Bronze ATX 3.1 Power Supply1,377$79Compare
Novexa PW-6661 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,771$149Compare
Novexa PW-5878 Ti 1300W 80 PLUS Titanium ATX Power Supply2,665$349Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9858 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/10550495 (accessed 2026-10-20).