Hardware Spec Index

Zephyra PW-4946 XT 1200W 80 PLUS Titanium ATX Power Supply

Power Supplies · Zephyra · SKU PW4946-XT · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index2,816 (Power Supplies scale)
Category rank#4,495
Street price$349
Power1200 W (rated)
Performance per dollar8.07
Released2020

Specifications

BrandZephyra
ModelZephyra PW-4946 XT
Rated output1,200 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-3734 Edge 550W 80 PLUS Bronze ATX Power Supply790$39Compare
Zephyra PW-3296 SE 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,788$399Compare
Caldera PW-1282 SE 1600W 80 PLUS Titanium ATX Power Supply2,857$339Compare
Teralux PW-2409 Ultra 1000W 80 PLUS Gold ATX Power Supply1,836$149Compare
Teralux PW-6250 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,251$79Compare
Caldera PW-2640 Ti 850W 80 PLUS Gold ATX Power Supply1,876$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4946 XT 1200W 80 PLUS Titanium ATX Power Supply”, https://vextor7.com/item/44550345 (accessed 2026-10-23).