Hardware Spec Index

Novexa PW-9805 Plus 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW9805-PLUS · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index824 (Power Supplies scale)
Category rank#36,106
Street price$39
Power550 W (rated)
Performance per dollar21.13
Released2020

Specifications

BrandNovexa
ModelNovexa PW-9805 Plus
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully 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-8621 Core 850W 80 PLUS Gold SFX Power Supply1,766$159Compare
Zephyra PW-6207 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,519$99Compare
Teralux PW-1979 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply2,154$199Compare
Caldera PW-6971 Plus 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,633$309Compare
Zephyra PW-5016 XT 1200W 80 PLUS Platinum ATX Power Supply2,515$269Compare
Vantrel PW-6731 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply2,181$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-9805 Plus 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/182841 (accessed 2026-10-22).