Hardware Spec Index

Zephyra PW-2858 Ultra 1000W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW2858-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index2,220 (Power Supplies scale)
Category rank#2,227
Street price$199
Power1000 W (rated)
Performance per dollar11.16
Released2022

Specifications

BrandZephyra
ModelZephyra PW-2858 Ultra
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-7142 Prime 550W 80 PLUS Bronze ATX 3.1 Power Supply890$39Compare
Zephyra PW-3713 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply940$39Compare
Teralux PW-4656 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply738$39Compare
Zephyra PW-5504 Edge 850W 80 PLUS Gold SFX Power Supply1,622$109Compare
Novexa PW-3635 Ti 1000W 80 PLUS Gold ATX Power Supply2,299$229Compare
Novexa PW-6349 Prime 1000W 80 PLUS Gold SFX Power Supply2,087$209Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2858 Ultra 1000W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/6771754 (accessed 2026-10-25).