Hardware Spec Index

Zephyra PW-1958 XT 850W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW1958-XT · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,948 (Power Supplies scale)
Category rank#9,119
Street price$179
Power850 W (rated)
Performance per dollar10.88
Released2023

Specifications

BrandZephyra
ModelZephyra PW-1958 XT
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Zephyra PW-9975 Ti 1300W 80 PLUS Gold ATX 3.1 Power Supply2,304$239Compare
Teralux PW-2953 Core 1600W 80 PLUS Platinum ATX Power Supply2,828$349Compare
Caldera PW-6907 Pro 1200W 80 PLUS Gold ATX 3.1 Power Supply2,405$279Compare
Zephyra PW-3780 XT 1000W 80 PLUS Titanium SFX Power Supply2,286$279Compare
Vantrel PW-2912 Core 650W 80 PLUS Bronze ATX Power Supply856$39Compare
Zephyra PW-4854 Core 850W 80 PLUS Gold SFX Power Supply1,424$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1958 XT 850W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/15430243 (accessed 2026-10-22).