Hardware Spec Index

Novexa PW-1839 Prime 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW1839-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,287 (Power Supplies scale)
Category rank#30,228
Street price$79
Power850 W (rated)
Performance per dollar16.29
Released2021

Specifications

BrandNovexa
ModelNovexa PW-1839 Prime
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
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-3180 Plus 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,469$259Compare
Novexa PW-4006 SE 850W 80 PLUS Gold SFX Power Supply1,827$149Compare
Caldera PW-6085 Ti 750W 80 PLUS Gold ATX Power Supply1,250$69Compare
Caldera PW-8461 Ti 1000W 80 PLUS Titanium SFX Power Supply2,172$259Compare
Zephyra PW-7858 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,835$149Compare
Zephyra PW-7208 SE 750W 80 PLUS Bronze ATX 3.0 Power Supply1,060$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1839 Prime 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/21393952 (accessed 2026-10-19).