Hardware Spec Index

Teralux PW-4289 Ultra 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Teralux · SKU PW4289-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,119 (Power Supplies scale)
Category rank#32,312
Street price$59
Power550 W (rated)
Performance per dollar18.97
Released2023

Specifications

BrandTeralux
ModelTeralux PW-4289 Ultra
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
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-1204 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,620$369Compare
Novexa PW-8446 XT 1200W 80 PLUS Platinum ATX Power Supply2,087$189Compare
Novexa PW-3673 Core 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,930$339Compare
Teralux PW-7476 Core 1000W 80 PLUS Gold ATX Power Supply2,127$179Compare
Zephyra PW-1595 Max 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,895$369Compare
Caldera PW-3841 Edge 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,582$279Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-4289 Ultra 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/3319211 (accessed 2026-10-20).