Hardware Spec Index

Zephyra PW-9454 Pro 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW9454-PRO · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index1,797 (Power Supplies scale)
Category rank#38,034
Street price$159
Power850 W (rated)
Performance per dollar11.30
Released2022

Specifications

BrandZephyra
ModelZephyra PW-9454 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorSFX-L
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
Novexa PW-8012 Prime 850W 80 PLUS Gold ATX Power Supply1,369$99Compare
Teralux PW-7542 Edge 750W 80 PLUS Bronze SFX Power Supply1,353$69Compare
Caldera PW-6153 XT 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,507$239Compare
Vantrel PW-8556 Prime 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,343$249Compare
Novexa PW-3569 Core 850W 80 PLUS Gold ATX Power Supply1,549$89Compare
Caldera PW-6789 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply1,640$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9454 Pro 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/43037099 (accessed 2026-10-26).