Hardware Spec Index

Zephyra PW-9821 Prime 1600W 80 PLUS Titanium ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW9821-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index2,948 (Power Supplies scale)
Category rank#33,736
Street price$349
Power1600 W (rated)
Performance per dollar8.45
Released2023

Specifications

BrandZephyra
ModelZephyra PW-9821 Prime
Rated output1,600 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin5×
Form factorATX
ModularityFully modular
Fan120 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
Teralux PW-1890 Edge 1000W 80 PLUS Titanium ATX Power Supply2,336$259Compare
Novexa PW-7614 Max 550W 80 PLUS Bronze ATX 3.0 Power Supply805$39Compare
Vantrel PW-2043 SE 650W 80 PLUS Gold ATX 3.1 Power Supply698$39Compare
Novexa PW-1557 Ultra 650W 80 PLUS Gold SFX Power Supply736$39Compare
Teralux PW-7370 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply945$49Compare
Zephyra PW-7517 Max 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,737$329Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9821 Prime 1600W 80 PLUS Titanium ATX 3.0 Power Supply”, https://vextor7.com/item/2115504 (accessed 2026-10-19).