Hardware Spec Index

Novexa PW-1838 SE 650W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW1838-SE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index801 (Power Supplies scale)
Category rank#30,929
Street price$39
Power650 W (rated)
Performance per dollar20.54
Released2023

Specifications

BrandNovexa
ModelNovexa PW-1838 SE
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan140 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
Novexa PW-8687 Max 550W 80 PLUS Bronze ATX Power Supply740$39Compare
Caldera PW-7471 XT 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,554$349Compare
Teralux PW-6043 Pro 1300W 80 PLUS Platinum ATX Power Supply2,962$399Compare
Zephyra PW-5966 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply1,872$159Compare
Caldera PW-8997 Edge 1600W 80 PLUS Titanium ATX Power Supply2,855$299Compare
Vantrel PW-8599 SE 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,512$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1838 SE 650W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/9508527 (accessed 2026-10-19).