Hardware Spec Index

Novexa PW-3491 SE 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW3491-SE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,594 (Power Supplies scale)
Category rank#117
Street price$109
Power850 W (rated)
Performance per dollar14.62
Released2022

Specifications

BrandNovexa
ModelNovexa PW-3491 SE
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (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
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-2472 Pro 1200W 80 PLUS Titanium ATX Power Supply2,709$309Compare
Caldera PW-5280 Pro 550W 80 PLUS Gold ATX 3.1 Power Supply1,206$59Compare
Teralux PW-8841 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,999$159Compare
Teralux PW-6291 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,724$139Compare
Vantrel PW-1446 Ti 750W 80 PLUS Gold ATX 3.1 Power Supply1,019$49Compare
Teralux PW-6293 Core 550W 80 PLUS Gold ATX Power Supply949$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3491 SE 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/6884053 (accessed 2026-10-24).