Hardware Spec Index

Novexa PW-9474 Ultra 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW9474-ULTRA · Released 2020 · Updated 2026-10-18

Key facts

Benchmark index1,324 (Power Supplies scale)
Category rank#40,795
Street price$79
Power850 W (rated)
Performance per dollar16.76
Released2020

Specifications

BrandNovexa
ModelNovexa PW-9474 Ultra
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-1983 Prime 1300W 80 PLUS Platinum ATX Power Supply2,980$399Compare
Novexa PW-3625 Edge 850W 80 PLUS Gold ATX Power Supply1,529$119Compare
Vantrel PW-5057 Edge 750W 80 PLUS Gold ATX 3.0 Power Supply1,460$109Compare
Caldera PW-6622 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,436$89Compare
Zephyra PW-2027 Max 650W 80 PLUS Gold ATX Power Supply1,099$59Compare
Teralux PW-5151 Core 550W 80 PLUS Gold ATX 3.1 Power Supply870$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-9474 Ultra 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/6421145 (accessed 2026-10-18).