Hardware Spec Index

Zephyra PW-2103 Max 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Zephyra · SKU PW2103-MAX · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,573 (Power Supplies scale)
Category rank#12,129
Street price$109
Power850 W (rated)
Performance per dollar14.43
Released2024

Specifications

BrandZephyra
ModelZephyra PW-2103 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
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
Caldera PW-3769 SE 1000W 80 PLUS Gold SFX Power Supply1,854$159Compare
Caldera PW-8352 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,742$139Compare
Teralux PW-8308 SE 850W 80 PLUS Bronze ATX 3.0 Power Supply1,399$79Compare
Zephyra PW-9705 Core 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,218$249Compare
Novexa PW-4235 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,518$119Compare
Caldera PW-5449 Prime 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,915$399Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-2103 Max 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/87729607 (accessed 2026-10-25).