Hardware Spec Index

Novexa PW-8989 Pro 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Novexa · SKU PW8989-PRO · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index788 (Power Supplies scale)
Category rank#42,714
Street price$39
Power550 W (rated)
Performance per dollar20.21
Released2025

Specifications

BrandNovexa
ModelNovexa PW-8989 Pro
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
ModularityNon-modular
Fan120 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
Zephyra PW-8869 SE 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,738$329Compare
Vantrel PW-1178 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply962$49Compare
Zephyra PW-8906 SE 850W 80 PLUS Gold SFX Power Supply1,684$119Compare
Zephyra PW-3598 Max 650W 80 PLUS Bronze ATX 3.0 Power Supply996$49Compare
Zephyra PW-5865 XT 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,960$399Compare
Novexa PW-1838 Edge 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,669$299Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-8989 Pro 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/3777236 (accessed 2026-10-24).