Hardware Spec Index

Zephyra PW-9799 Ultra 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW9799-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,638 (Power Supplies scale)
Category rank#32,361
Street price$139
Power850 W (rated)
Performance per dollar11.78
Released2021

Specifications

BrandZephyra
ModelZephyra PW-9799 Ultra
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 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-8281 Plus 1200W 80 PLUS Gold ATX 3.0 Power Supply2,412$259Compare
Caldera PW-5259 Edge 550W 80 PLUS Gold ATX Power Supply877$39Compare
Teralux PW-3003 Plus 850W 80 PLUS Gold ATX Power Supply1,742$109Compare
Teralux PW-4652 Edge 550W 80 PLUS Bronze ATX Power Supply817$39Compare
Teralux PW-7100 Max 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,173$219Compare
Caldera PW-9628 SE 1000W 80 PLUS Platinum SFX Power Supply2,287$249Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-9799 Ultra 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/71666303 (accessed 2026-10-25).