Hardware Spec Index

Zephyra PW-4289 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW4289-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,689 (Power Supplies scale)
Category rank#12,288
Street price$109
Power750 W (rated)
Performance per dollar15.50
Released2026

Specifications

BrandZephyra
ModelZephyra PW-4289 Ultra
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-1183 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,379$79Compare
Vantrel PW-2983 Max 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,938$329Compare
Caldera PW-3964 SE 550W 80 PLUS Bronze SFX Power Supply882$49Compare
Novexa PW-4735 Plus 1600W 80 PLUS Platinum ATX Power Supply2,600$349Compare
Teralux PW-9511 SE 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,980$399Compare
Teralux PW-8572 Ti 1300W 80 PLUS Gold ATX 3.0 Power Supply2,365$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4289 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/3061352 (accessed 2026-10-24).