Hardware Spec Index

Zephyra PW-7748 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW7748-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index1,442 (Power Supplies scale)
Category rank#40,209
Street price$99
Power850 W (rated)
Performance per dollar14.57
Released2026

Specifications

BrandZephyra
ModelZephyra PW-7748 Ultra
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan135 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
Teralux PW-8583 Ti 850W 80 PLUS Gold ATX Power Supply1,897$159Compare
Teralux PW-4204 Ultra 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,783$349Compare
Zephyra PW-3436 Prime 550W 80 PLUS Bronze ATX Power Supply713$39Compare
Vantrel PW-8796 XT 650W 80 PLUS Bronze ATX Power Supply1,237$69Compare
Vantrel PW-9680 Ultra 1200W 80 PLUS Gold ATX 3.1 Power Supply2,052$229Compare
Caldera PW-6194 SE 550W 80 PLUS Bronze SFX Power Supply840$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-7748 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/6935398 (accessed 2026-10-24).