Hardware Spec Index

Zephyra PW-9491 Max 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW9491-MAX · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,398 (Power Supplies scale)
Category rank#13,579
Street price$79
Power850 W (rated)
Performance per dollar17.70
Released2020

Specifications

BrandZephyra
ModelZephyra PW-9491 Max
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
Vantrel PW-8669 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,193$249Compare
Teralux PW-9448 XT 850W 80 PLUS Gold SFX Power Supply1,645$109Compare
Teralux PW-8713 Plus 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,689$299Compare
Novexa PW-7586 Edge 1000W 80 PLUS Gold ATX Power Supply1,706$109Compare
Zephyra PW-7814 Pro 550W 80 PLUS Gold ATX 3.0 Power Supply755$39Compare
Caldera PW-1332 XT 850W 80 PLUS Bronze ATX Power Supply1,371$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9491 Max 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/2226337 (accessed 2026-10-22).