Hardware Spec Index

Novexa PW-2438 Ultra 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW2438-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index906 (Power Supplies scale)
Category rank#16,425
Street price$39
Power550 W (rated)
Performance per dollar23.23
Released2022

Specifications

BrandNovexa
ModelNovexa PW-2438 Ultra
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan140 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
Novexa PW-1404 Edge 850W 80 PLUS Gold ATX 3.0 Power Supply1,879$159Compare
Vantrel PW-9770 Ultra 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,517$299Compare
Novexa PW-5388 Ultra 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,801$319Compare
Novexa PW-9748 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,590$319Compare
Caldera PW-5684 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,734$129Compare
Novexa PW-2690 Pro 1600W 80 PLUS Titanium ATX Power Supply2,863$319Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2438 Ultra 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/3758237 (accessed 2026-10-21).