Hardware Spec Index

Zephyra PW-5571 XT 850W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW5571-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,348 (Power Supplies scale)
Category rank#11,062
Street price$69
Power850 W (rated)
Performance per dollar19.54
Released2021

Specifications

BrandZephyra
ModelZephyra PW-5571 XT
Rated output850 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityNon-modular
Fan120 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-1939 Ultra 1000W 80 PLUS Platinum ATX Power Supply2,188$219Compare
Caldera PW-6971 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,228$79Compare
Novexa PW-5589 Pro 1200W 80 PLUS Gold ATX 3.0 Power Supply2,507$259Compare
Novexa PW-8751 XT 1200W 80 PLUS Titanium ATX Power Supply2,316$219Compare
Novexa PW-6760 Edge 550W 80 PLUS Bronze ATX Power Supply768$39Compare
Vantrel PW-1843 Max 650W 80 PLUS Bronze SFX Power Supply1,033$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5571 XT 850W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/21780751 (accessed 2026-10-25).