Hardware Spec Index

Novexa PW-8400 Plus 850W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW8400-PLUS · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index1,305 (Power Supplies scale)
Category rank#18,012
Street price$79
Power850 W (rated)
Performance per dollar16.52
Released2024

Specifications

BrandNovexa
ModelNovexa PW-8400 Plus
Rated output850 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityNon-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-2476 Ti 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,406$259Compare
Teralux PW-9720 Max 1200W 80 PLUS Gold ATX 3.1 Power Supply1,995$189Compare
Novexa PW-7545 SE 1000W 80 PLUS Platinum ATX Power Supply2,277$239Compare
Vantrel PW-3780 Ti 1000W 80 PLUS Gold SFX Power Supply2,183$199Compare
Caldera PW-6434 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply842$39Compare
Zephyra PW-8611 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,163$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-8400 Plus 850W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/45919462 (accessed 2026-10-19).