Hardware Spec Index

Novexa PW-9446 Ultra 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW9446-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index2,041 (Power Supplies scale)
Category rank#9,669
Street price$179
Power850 W (rated)
Performance per dollar11.40
Released2019

Specifications

BrandNovexa
ModelNovexa PW-9446 Ultra
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-8243 SE 650W 80 PLUS Gold ATX 3.0 Power Supply1,144$69Compare
Vantrel PW-3708 Pro 650W 80 PLUS Bronze ATX 3.1 Power Supply773$39Compare
Novexa PW-2244 Pro 750W 80 PLUS Gold SFX Power Supply1,370$79Compare
Vantrel PW-5142 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,608$119Compare
Zephyra PW-1091 Prime 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,684$349Compare
Caldera PW-6519 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply1,971$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-9446 Ultra 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/6799592 (accessed 2026-10-22).