Hardware Spec Index

Zephyra PW-1257 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW1257-PLUS · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,851 (Power Supplies scale)
Category rank#18,125
Street price$139
Power1000 W (rated)
Performance per dollar13.32
Released2025

Specifications

BrandZephyra
ModelZephyra PW-1257 Plus
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% 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
Zephyra PW-8898 Prime 1200W 80 PLUS Platinum ATX Power Supply2,389$259Compare
Zephyra PW-7120 Max 1000W 80 PLUS Gold SFX Power Supply1,823$139Compare
Zephyra PW-6182 SE 850W 80 PLUS Gold ATX Power Supply1,773$159Compare
Teralux PW-7458 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,517$79Compare
Caldera PW-6832 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,563$109Compare
Vantrel PW-2778 XT 1300W 80 PLUS Gold ATX 3.0 Power Supply2,458$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1257 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/10790486 (accessed 2026-10-22).