Hardware Spec Index

Novexa PW-5497 XT 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Novexa · SKU PW5497-XT · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index860 (Power Supplies scale)
Category rank#42,313
Street price$39
Power550 W (rated)
Performance per dollar22.05
Released2025

Specifications

BrandNovexa
ModelNovexa PW-5497 XT
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorSFX-L
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Teralux PW-6143 Pro 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,200$209Compare
Vantrel PW-9733 Ultra 850W 80 PLUS Gold ATX Power Supply1,773$129Compare
Vantrel PW-4332 XT 850W 80 PLUS Gold ATX Power Supply1,939$199Compare
Caldera PW-8912 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,682$109Compare
Teralux PW-4956 Prime 1000W 80 PLUS Gold ATX Power Supply1,968$169Compare
Zephyra PW-4054 XT 850W 80 PLUS Platinum ATX Power Supply1,799$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5497 XT 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/98028397 (accessed 2026-10-26).