Hardware Spec Index

Novexa PW-5258 XT 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Novexa · SKU PW5258-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index751 (Power Supplies scale)
Category rank#15,145
Street price$39
Power550 W (rated)
Performance per dollar19.26
Released2020

Specifications

BrandNovexa
ModelNovexa PW-5258 XT
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
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-2228 Plus 650W 80 PLUS Bronze ATX Power Supply953$49Compare
Teralux PW-9383 Ti 550W 80 PLUS Bronze ATX 3.1 Power Supply786$39Compare
Vantrel PW-5704 Pro 1200W 80 PLUS Platinum ATX Power Supply2,426$299Compare
Caldera PW-3165 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,691$339Compare
Vantrel PW-1374 XT 1300W 80 PLUS Gold ATX Power Supply2,586$319Compare
Caldera PW-5646 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply2,083$209Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5258 XT 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/54376285 (accessed 2026-10-20).