Hardware Spec Index

Zephyra PW-3221 SE 650W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW3221-SE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,450 (Power Supplies scale)
Category rank#40,773
Street price$89
Power650 W (rated)
Performance per dollar16.29
Released2021

Specifications

BrandZephyra
ModelZephyra PW-3221 SE
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-5876 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply945$39Compare
Vantrel PW-9854 Ti 1600W 80 PLUS Titanium ATX Power Supply2,841$329Compare
Novexa PW-3860 XT 1000W 80 PLUS Gold ATX Power Supply1,692$129Compare
Teralux PW-1041 Max 1200W 80 PLUS Gold ATX 3.1 Power Supply2,263$199Compare
Vantrel PW-5120 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,281$69Compare
Teralux PW-9473 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply1,131$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3221 SE 650W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/2019583 (accessed 2026-10-19).