Hardware Spec Index

Zephyra PW-1645 Ultra 1600W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW1645-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index2,896 (Power Supplies scale)
Category rank#45,499
Street price$359
Power1600 W (rated)
Performance per dollar8.07
Released2025

Specifications

BrandZephyra
ModelZephyra PW-1645 Ultra
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
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-1774 Pro 850W 80 PLUS Gold ATX 3.0 Power Supply1,339$79Compare
Novexa PW-3182 Edge 1600W 80 PLUS Titanium ATX Power Supply2,980$399Compare
Novexa PW-6784 Core 1000W 80 PLUS Gold ATX 3.0 Power Supply2,562$299Compare
Vantrel PW-7108 Plus 1000W 80 PLUS Platinum SFX Power Supply1,905$179Compare
Teralux PW-1630 XT 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,944$379Compare
Vantrel PW-4821 Plus 1200W 80 PLUS Titanium ATX Power Supply2,775$309Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1645 Ultra 1600W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/1103496 (accessed 2026-10-20).