Hardware Spec Index

Zephyra PW-3581 Core 1200W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW3581-CORE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index2,477 (Power Supplies scale)
Category rank#33,995
Street price$289
Power1200 W (rated)
Performance per dollar8.57
Released2026

Specifications

BrandZephyra
ModelZephyra PW-3581 Core
Rated output1,200 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 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
Caldera PW-2053 Ti 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,763$279Compare
Novexa PW-4213 Pro 850W 80 PLUS Gold ATX 3.0 Power Supply1,297$79Compare
Vantrel PW-9857 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,381$79Compare
Caldera PW-8355 Plus 1600W 80 PLUS Titanium ATX Power Supply2,794$349Compare
Caldera PW-8956 SE 650W 80 PLUS Bronze ATX 3.1 Power Supply857$39Compare
Novexa PW-1477 Pro 850W 80 PLUS Gold ATX Power Supply1,543$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3581 Core 1200W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/29130821 (accessed 2026-10-24).