Hardware Spec Index

Novexa PW-5123 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW5123-MAX · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index787 (Power Supplies scale)
Category rank#28,268
Street price$39
Power550 W (rated)
Performance per dollar20.18
Released2025

Specifications

BrandNovexa
ModelNovexa PW-5123 Max
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
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-1016 XT 1000W 80 PLUS Gold ATX Power Supply1,784$129Compare
Teralux PW-3649 Plus 1300W 80 PLUS Gold ATX Power Supply2,507$299Compare
Teralux PW-4995 Ultra 750W 80 PLUS Bronze SFX Power Supply1,099$59Compare
Novexa PW-1015 SE 1200W 80 PLUS Platinum ATX Power Supply2,299$219Compare
Novexa PW-7891 SE 850W 80 PLUS Bronze ATX 3.0 Power Supply1,162$59Compare
Zephyra PW-4103 Pro 850W 80 PLUS Gold ATX Power Supply1,935$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-5123 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/54551388 (accessed 2026-10-25).