Hardware Spec Index

Novexa PW-1278 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW1278-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index700 (Power Supplies scale)
Category rank#41,547
Street price$39
Power550 W (rated)
Performance per dollar17.95
Released2025

Specifications

BrandNovexa
ModelNovexa PW-1278 SE
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularitySemi-modular
Fan135 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
Zephyra PW-4100 XT 1600W 80 PLUS Platinum ATX Power Supply2,847$399Compare
Teralux PW-6208 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply2,021$159Compare
Caldera PW-9685 Ultra 1200W 80 PLUS Gold ATX 3.0 Power Supply2,446$279Compare
Teralux PW-7419 Pro 1000W 80 PLUS Gold ATX 3.0 Power Supply2,351$209Compare
Teralux PW-6856 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply759$39Compare
Novexa PW-6722 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply1,829$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1278 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/3374498 (accessed 2026-10-19).