Hardware Spec Index

Novexa PW-5558 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW5558-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,562 (Power Supplies scale)
Category rank#35,056
Street price$99
Power750 W (rated)
Performance per dollar15.78
Released2024

Specifications

BrandNovexa
ModelNovexa PW-5558 Pro
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 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-4164 Plus 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,854$349Compare
Vantrel PW-5989 XT 550W 80 PLUS Bronze ATX 3.1 Power Supply721$39Compare
Teralux PW-3885 Core 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,771$379Compare
Teralux PW-5623 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply824$39Compare
Teralux PW-5143 Core 550W 80 PLUS Bronze ATX Power Supply785$39Compare
Vantrel PW-4145 Prime 850W 80 PLUS Gold SFX Power Supply1,580$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5558 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/6427416 (accessed 2026-10-20).