Hardware Spec Index

Zephyra PW-9427 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW9427-SE · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index1,057 (Power Supplies scale)
Category rank#4,232
Street price$49
Power550 W (rated)
Performance per dollar21.57
Released2025

Specifications

BrandZephyra
ModelZephyra PW-9427 SE
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-3630 SE 650W 80 PLUS Gold ATX Power Supply1,044$59Compare
Teralux PW-7578 SE 1300W 80 PLUS Titanium ATX Power Supply2,547$289Compare
Novexa PW-4401 Prime 850W 80 PLUS Platinum ATX 3.1 Power Supply1,887$159Compare
Vantrel PW-6383 Pro 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,092$199Compare
Caldera PW-2685 SE 1600W 80 PLUS Platinum ATX Power Supply2,974$359Compare
Zephyra PW-7492 Max 850W 80 PLUS Bronze SFX Power Supply1,392$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9427 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/29137156 (accessed 2026-10-24).