Hardware Spec Index

Zephyra PW-1778 Ti 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW1778-TI · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index1,767 (Power Supplies scale)
Category rank#45,454
Street price$129
Power850 W (rated)
Performance per dollar13.70
Released2020

Specifications

BrandZephyra
ModelZephyra PW-1778 Ti
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
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
Caldera PW-7696 Plus 1600W 80 PLUS Platinum ATX Power Supply2,916$359Compare
Vantrel PW-1867 Ti 550W 80 PLUS Bronze ATX Power Supply903$49Compare
Zephyra PW-1748 Core 650W 80 PLUS Gold ATX Power Supply1,017$49Compare
Vantrel PW-6201 Pro 550W 80 PLUS Gold ATX 3.1 Power Supply778$39Compare
Teralux PW-4132 Plus 1600W 80 PLUS Platinum ATX Power Supply2,788$369Compare
Novexa PW-9192 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply950$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-1778 Ti 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/3801102 (accessed 2026-10-25).