Hardware Spec Index

Novexa PW-7743 Ultra 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW7743-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index2,111 (Power Supplies scale)
Category rank#35,887
Street price$169
Power850 W (rated)
Performance per dollar12.49
Released2022

Specifications

BrandNovexa
ModelNovexa PW-7743 Ultra
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
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-3939 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,960$349Compare
Teralux PW-4585 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,657$109Compare
Zephyra PW-9983 Pro 650W 80 PLUS Gold ATX 3.0 Power Supply1,250$69Compare
Teralux PW-2812 Core 1300W 80 PLUS Titanium ATX Power Supply2,809$319Compare
Novexa PW-2867 Core 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$349Compare
Zephyra PW-4674 XT 550W 80 PLUS Bronze SFX Power Supply914$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7743 Ultra 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/93526660 (accessed 2026-10-26).