Hardware Spec Index

Zephyra PW-8389 Core 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW8389-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,216 (Power Supplies scale)
Category rank#10,149
Street price$59
Power850 W (rated)
Performance per dollar20.61
Released2023

Specifications

BrandZephyra
ModelZephyra PW-8389 Core
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 factorATX
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
Zephyra PW-2188 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,299$79Compare
Vantrel PW-9728 Plus 550W 80 PLUS Gold ATX 3.1 Power Supply1,134$49Compare
Teralux PW-4244 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply2,073$169Compare
Vantrel PW-8677 Pro 750W 80 PLUS Gold ATX Power Supply1,450$79Compare
Vantrel PW-4639 Prime 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$379Compare
Caldera PW-1916 Max 1000W 80 PLUS Gold SFX Power Supply2,013$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8389 Core 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/9507897 (accessed 2026-10-19).