Hardware Spec Index

Novexa PW-4571 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW4571-MAX · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,046 (Power Supplies scale)
Category rank#37,323
Street price$59
Power550 W (rated)
Performance per dollar17.73
Released2026

Specifications

BrandNovexa
ModelNovexa PW-4571 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
ModularityNon-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-9428 Pro 850W 80 PLUS Gold ATX Power Supply1,684$109Compare
Zephyra PW-4772 Edge 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,741$349Compare
Vantrel PW-9851 Ti 650W 80 PLUS Gold ATX Power Supply1,081$59Compare
Caldera PW-7239 SE 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,210$219Compare
Novexa PW-9985 SE 850W 80 PLUS Gold ATX Power Supply1,876$149Compare
Zephyra PW-8725 Edge 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,580$279Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4571 Max 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/11997086 (accessed 2026-10-21).