Hardware Spec Index

Novexa PW-1878 SE 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW1878-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index932 (Power Supplies scale)
Category rank#2,368
Street price$49
Power550 W (rated)
Performance per dollar19.02
Released2023

Specifications

BrandNovexa
ModelNovexa PW-1878 SE
Rated output550 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
Caldera PW-2500 Core 850W 80 PLUS Platinum ATX Power Supply1,826$169Compare
Zephyra PW-7816 Ultra 750W 80 PLUS Gold SFX Power Supply1,318$89Compare
Vantrel PW-1681 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,960$389Compare
Teralux PW-3421 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,741$159Compare
Teralux PW-7851 Edge 1000W 80 PLUS Platinum SFX Power Supply1,881$189Compare
Vantrel PW-4632 XT 550W 80 PLUS Gold ATX 3.0 Power Supply916$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1878 SE 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/54555274 (accessed 2026-10-25).