Hardware Spec Index

Zephyra PW-6903 Plus 1000W 80 PLUS Platinum ATX Power Supply

Power Supplies · Zephyra · SKU PW6903-PLUS · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index2,092 (Power Supplies scale)
Category rank#37,331
Street price$199
Power1000 W (rated)
Performance per dollar10.51
Released2021

Specifications

BrandZephyra
ModelZephyra PW-6903 Plus
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 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
Zephyra PW-2664 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,590$359Compare
Caldera PW-9808 Core 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,980$349Compare
Novexa PW-9557 Pro 650W 80 PLUS Bronze SFX Power Supply982$39Compare
Vantrel PW-4652 Core 1300W 80 PLUS Titanium ATX Power Supply2,603$279Compare
Vantrel PW-1287 Ti 1300W 80 PLUS Titanium ATX Power Supply2,668$329Compare
Vantrel PW-5779 Prime 1000W 80 PLUS Titanium ATX Power Supply2,371$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-6903 Plus 1000W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/2014566 (accessed 2026-10-21).