Hardware Spec Index

Zephyra PW-9729 Edge 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW9729-EDGE · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index790 (Power Supplies scale)
Category rank#22,831
Street price$39
Power550 W (rated)
Performance per dollar20.26
Released2020

Specifications

BrandZephyra
ModelZephyra PW-9729 Edge
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-9852 Ti 750W 80 PLUS Gold ATX Power Supply1,021$49Compare
Vantrel PW-3635 SE 550W 80 PLUS Gold ATX 3.1 Power Supply841$39Compare
Novexa PW-3338 Prime 750W 80 PLUS Bronze ATX 3.0 Power Supply1,067$49Compare
Vantrel PW-5046 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,415$79Compare
Caldera PW-9083 Max 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,197$199Compare
Teralux PW-8926 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,729$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9729 Edge 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/7525322 (accessed 2026-10-22).