Hardware Spec Index

Zephyra PW-2271 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW2271-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,667 (Power Supplies scale)
Category rank#42,030
Street price$119
Power850 W (rated)
Performance per dollar14.01
Released2024

Specifications

BrandZephyra
ModelZephyra PW-2271 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Zephyra PW-7579 Ultra 650W 80 PLUS Bronze ATX 3.0 Power Supply814$39Compare
Vantrel PW-1750 Plus 650W 80 PLUS Gold ATX 3.1 Power Supply923$49Compare
Caldera PW-9440 Ultra 1200W 80 PLUS Gold ATX 3.1 Power Supply2,110$199Compare
Vantrel PW-9944 Ultra 1200W 80 PLUS Titanium ATX Power Supply2,478$279Compare
Vantrel PW-7463 Ultra 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,672$329Compare
Caldera PW-8566 Pro 1200W 80 PLUS Gold ATX Power Supply2,479$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2271 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/5575375 (accessed 2026-10-23).