Hardware Spec Index

Zephyra PW-4428 Ti 1200W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW4428-TI · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index2,312 (Power Supplies scale)
Category rank#5,260
Street price$279
Power1200 W (rated)
Performance per dollar8.29
Released2025

Specifications

BrandZephyra
ModelZephyra PW-4428 Ti
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
Fan120 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-1691 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,614$129Compare
Teralux PW-2462 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply2,318$249Compare
Vantrel PW-5373 Core 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,682$369Compare
Caldera PW-1788 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply1,007$49Compare
Teralux PW-8432 Plus 550W 80 PLUS Bronze ATX 3.0 Power Supply1,171$59Compare
Caldera PW-1795 XT 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,132$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4428 Ti 1200W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/4609962 (accessed 2026-10-25).