Hardware Spec Index

Zephyra PW-3490 Core 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW3490-CORE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,695 (Power Supplies scale)
Category rank#42,944
Street price$129
Power850 W (rated)
Performance per dollar13.14
Released2019

Specifications

BrandZephyra
ModelZephyra PW-3490 Core
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
Teralux PW-5284 Ti 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,973$179Compare
Novexa PW-2940 SE 550W 80 PLUS Gold ATX 3.0 Power Supply821$39Compare
Teralux PW-7140 Core 750W 80 PLUS Bronze ATX Power Supply1,018$49Compare
Caldera PW-4732 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,572$109Compare
Vantrel PW-8178 Plus 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,451$299Compare
Novexa PW-1580 Pro 1600W 80 PLUS Titanium ATX Power Supply2,923$389Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3490 Core 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/41004392 (accessed 2026-10-19).