Hardware Spec Index

Zephyra PW-9798 Pro 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW9798-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index973 (Power Supplies scale)
Category rank#27,494
Street price$49
Power550 W (rated)
Performance per dollar19.86
Released2021

Specifications

BrandZephyra
ModelZephyra PW-9798 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-3845 Pro 1600W 80 PLUS Titanium ATX Power Supply2,717$379Compare
Novexa PW-8306 Pro 850W 80 PLUS Gold ATX Power Supply1,892$149Compare
Novexa PW-9255 SE 1200W 80 PLUS Gold ATX Power Supply2,248$199Compare
Zephyra PW-4327 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,521$89Compare
Caldera PW-2295 Ti 1000W 80 PLUS Gold SFX Power Supply2,060$169Compare
Zephyra PW-5246 Ultra 1000W 80 PLUS Gold ATX Power Supply2,231$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9798 Pro 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/3063311 (accessed 2026-10-24).