Hardware Spec Index

Zephyra PW-7742 Pro 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW7742-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,335 (Power Supplies scale)
Category rank#41,510
Street price$79
Power850 W (rated)
Performance per dollar16.90
Released2019

Specifications

BrandZephyra
ModelZephyra PW-7742 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorSFX-L
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
Teralux PW-4323 XT 850W 80 PLUS Gold ATX Power Supply1,477$99Compare
Zephyra PW-2513 Plus 1000W 80 PLUS Platinum ATX Power Supply1,914$179Compare
Teralux PW-7903 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply850$39Compare
Vantrel PW-3384 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,403$309Compare
Vantrel PW-8075 Prime 650W 80 PLUS Gold SFX Power Supply1,379$79Compare
Vantrel PW-6022 Pro 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,656$299Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7742 Pro 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/15933787 (accessed 2026-10-26).