Hardware Spec Index

Zephyra PW-8742 Plus 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW8742-PLUS · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index1,712 (Power Supplies scale)
Category rank#870
Street price$109
Power850 W (rated)
Performance per dollar15.71
Released2022

Specifications

BrandZephyra
ModelZephyra PW-8742 Plus
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 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
Novexa PW-4306 Core 850W 80 PLUS Bronze ATX 3.0 Power Supply1,180$69Compare
Vantrel PW-2945 Pro 750W 80 PLUS Gold ATX Power Supply1,530$109Compare
Zephyra PW-9134 Max 1000W 80 PLUS Platinum SFX Power Supply2,559$259Compare
Teralux PW-7227 Max 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,891$329Compare
Novexa PW-7703 Core 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,980$399Compare
Vantrel PW-4366 Plus 850W 80 PLUS Gold ATX Power Supply1,536$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8742 Plus 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/978955 (accessed 2026-10-25).