Hardware Spec Index

Novexa PW-2309 XT 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW2309-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index877 (Power Supplies scale)
Category rank#44,630
Street price$39
Power550 W (rated)
Performance per dollar22.49
Released2021

Specifications

BrandNovexa
ModelNovexa PW-2309 XT
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
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-2495 Core 1600W 80 PLUS Platinum ATX Power Supply2,634$359Compare
Vantrel PW-1746 Ultra 550W 80 PLUS Bronze SFX Power Supply773$39Compare
Teralux PW-2306 Ultra 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,398$259Compare
Caldera PW-9664 Edge 1300W 80 PLUS Titanium ATX Power Supply2,777$359Compare
Teralux PW-9921 Pro 650W 80 PLUS Bronze ATX 3.0 Power Supply898$39Compare
Zephyra PW-1745 Edge 850W 80 PLUS Gold ATX 3.0 Power Supply1,907$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2309 XT 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/4795494 (accessed 2026-10-26).