Hardware Spec Index

Zephyra PW-6821 SE 1200W 80 PLUS Platinum ATX Power Supply

Power Supplies · Zephyra · SKU PW6821-SE · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index2,171 (Power Supplies scale)
Category rank#19,991
Street price$219
Power1200 W (rated)
Performance per dollar9.91
Released2019

Specifications

BrandZephyra
ModelZephyra PW-6821 SE
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-9765 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,944$159Compare
Novexa PW-2900 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,664$109Compare
Teralux PW-6005 Ultra 1300W 80 PLUS Titanium ATX Power Supply2,893$369Compare
Zephyra PW-7883 Ultra 550W 80 PLUS Gold ATX Power Supply759$39Compare
Caldera PW-4568 Edge 850W 80 PLUS Bronze ATX 3.1 Power Supply1,300$79Compare
Vantrel PW-7976 Plus 750W 80 PLUS Gold ATX 3.0 Power Supply1,000$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-6821 SE 1200W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/5581241 (accessed 2026-10-22).