Hardware Spec Index

Novexa PW-4739 Max 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW4739-MAX · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index999 (Power Supplies scale)
Category rank#34,053
Street price$49
Power550 W (rated)
Performance per dollar20.39
Released2022

Specifications

BrandNovexa
ModelNovexa PW-4739 Max
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-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
Novexa PW-6677 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,437$79Compare
Teralux PW-1183 XT 1300W 80 PLUS Titanium ATX Power Supply2,935$349Compare
Vantrel PW-8184 Core 1200W 80 PLUS Platinum ATX Power Supply2,520$299Compare
Novexa PW-9256 Ultra 550W 80 PLUS Bronze ATX 3.0 Power Supply915$39Compare
Caldera PW-7505 Pro 1300W 80 PLUS Platinum ATX Power Supply2,980$349Compare
Zephyra PW-8146 Edge 550W 80 PLUS Bronze SFX Power Supply1,090$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4739 Max 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/1543023 (accessed 2026-10-24).