Hardware Spec Index

Zephyra PW-9271 Edge 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW9271-EDGE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,038 (Power Supplies scale)
Category rank#10,775
Street price$49
Power550 W (rated)
Performance per dollar21.18
Released2023

Specifications

BrandZephyra
ModelZephyra PW-9271 Edge
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-5282 Prime 1200W 80 PLUS Gold ATX Power Supply2,420$289Compare
Teralux PW-7535 Core 1300W 80 PLUS Gold ATX 3.0 Power Supply2,417$309Compare
Novexa PW-7455 Prime 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,755$399Compare
Caldera PW-3897 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply2,271$199Compare
Zephyra PW-9797 XT 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,372$299Compare
Caldera PW-2330 Pro 1000W 80 PLUS Gold ATX Power Supply1,904$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9271 Edge 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/25003376 (accessed 2026-10-24).