Hardware Spec Index

Zephyra PW-9251 Prime 1200W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW9251-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index2,016 (Power Supplies scale)
Category rank#13,378
Street price$179
Power1200 W (rated)
Performance per dollar11.26
Released2025

Specifications

BrandZephyra
ModelZephyra PW-9251 Prime
Rated output1,200 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
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
Novexa PW-9341 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,785$139Compare
Caldera PW-7524 Pro 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,541$319Compare
Teralux PW-2091 Pro 1000W 80 PLUS Titanium SFX Power Supply2,253$249Compare
Novexa PW-1714 Ultra 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,464$289Compare
Teralux PW-7103 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,430$99Compare
Novexa PW-2651 SE 1000W 80 PLUS Gold ATX Power Supply1,766$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9251 Prime 1200W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/9640947 (accessed 2026-10-20).