Hardware Spec Index

Zephyra PW-9571 Ti 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW9571-TI · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index2,022 (Power Supplies scale)
Category rank#14,077
Street price$149
Power850 W (rated)
Performance per dollar13.57
Released2021

Specifications

BrandZephyra
ModelZephyra PW-9571 Ti
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
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-5684 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,794$139Compare
Vantrel PW-5156 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply981$39Compare
Zephyra PW-2899 Edge 550W 80 PLUS Bronze ATX 3.1 Power Supply1,049$49Compare
Caldera PW-4722 Prime 750W 80 PLUS Gold ATX 3.0 Power Supply1,315$79Compare
Vantrel PW-6707 XT 750W 80 PLUS Bronze ATX 3.1 Power Supply1,283$79Compare
Caldera PW-6153 Pro 550W 80 PLUS Bronze SFX Power Supply748$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9571 Ti 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/3883909 (accessed 2026-10-24).