Hardware Spec Index

Novexa PW-3143 Plus 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW3143-PLUS · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index1,788 (Power Supplies scale)
Category rank#20,391
Street price$129
Power850 W (rated)
Performance per dollar13.86
Released2024

Specifications

BrandNovexa
ModelNovexa PW-3143 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 factorSFX-L
ModularityFully modular
Fan120 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

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Cite this page: Hardware Spec Index, “Novexa PW-3143 Plus 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/93528026 (accessed 2026-10-26).