Hardware Spec Index

Zephyra PW-5546 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW5546-XT · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index2,772 (Power Supplies scale)
Category rank#34,968
Street price$279
Power1600 W (rated)
Performance per dollar9.94
Released2024

Specifications

BrandZephyra
ModelZephyra PW-5546 XT
Rated output1,600 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin5×
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
Teralux PW-2441 Plus 1300W 80 PLUS Platinum ATX Power Supply2,660$329Compare
Caldera PW-6835 Pro 1000W 80 PLUS Gold ATX 3.1 Power Supply2,427$229Compare
Vantrel PW-3008 Pro 750W 80 PLUS Gold ATX Power Supply1,216$59Compare
Caldera PW-1623 Plus 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,515$309Compare
Caldera PW-5241 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,391$79Compare
Teralux PW-7626 Pro 1000W 80 PLUS Gold ATX Power Supply1,952$199Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-5546 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/79480161 (accessed 2026-10-22).