Hardware Spec Index

Zephyra PW-2997 Core 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW2997-CORE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index858 (Power Supplies scale)
Category rank#33,260
Street price$39
Power550 W (rated)
Performance per dollar22.00
Released2020

Specifications

BrandZephyra
ModelZephyra PW-2997 Core
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-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-2697 Max 650W 80 PLUS Bronze SFX Power Supply799$39Compare
Caldera PW-9659 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,865$179Compare
Vantrel PW-9674 Prime 1000W 80 PLUS Gold ATX Power Supply2,142$239Compare
Teralux PW-5606 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply2,111$189Compare
Teralux PW-4613 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,534$89Compare
Zephyra PW-3547 Ti 750W 80 PLUS Gold ATX Power Supply1,224$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2997 Core 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/44556586 (accessed 2026-10-23).