Hardware Spec Index

Zephyra PW-2289 Max 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW2289-MAX · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,838 (Power Supplies scale)
Category rank#22,991
Street price$159
Power850 W (rated)
Performance per dollar11.56
Released2024

Specifications

BrandZephyra
ModelZephyra PW-2289 Max
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
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-3392 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply1,695$109Compare
Vantrel PW-4678 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply1,099$59Compare
Vantrel PW-2251 Plus 1000W 80 PLUS Gold ATX Power Supply1,699$109Compare
Caldera PW-9020 Prime 550W 80 PLUS Bronze SFX Power Supply814$39Compare
Teralux PW-8651 XT 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,651$279Compare
Zephyra PW-5727 Core 750W 80 PLUS Bronze ATX Power Supply991$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2289 Max 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/50832657 (accessed 2026-10-20).