Hardware Spec Index

Zephyra PW-4578 Ultra 1000W 80 PLUS Platinum SFX Power Supply

Power Supplies · Zephyra · SKU PW4578-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index2,026 (Power Supplies scale)
Category rank#36,506
Street price$169
Power1000 W (rated)
Performance per dollar11.99
Released2024

Specifications

BrandZephyra
ModelZephyra PW-4578 Ultra
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorSFX-L
ModularityFully modular
Fan120 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
Vantrel PW-6799 Core 1000W 80 PLUS Platinum SFX Power Supply2,003$179Compare
Zephyra PW-6060 Pro 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,931$319Compare
Zephyra PW-9671 Edge 750W 80 PLUS Gold ATX 3.0 Power Supply1,326$69Compare
Zephyra PW-3558 Ti 550W 80 PLUS Bronze ATX 3.1 Power Supply981$39Compare
Vantrel PW-9888 Pro 1200W 80 PLUS Platinum ATX Power Supply2,253$219Compare
Zephyra PW-8656 Max 850W 80 PLUS Gold SFX Power Supply1,776$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4578 Ultra 1000W 80 PLUS Platinum SFX Power Supply”, https://vextor7.com/item/80435718 (accessed 2026-10-22).