Hardware Spec Index

Zephyra PW-4210 Ultra 850W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW4210-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index1,636 (Power Supplies scale)
Category rank#31,318
Street price$129
Power850 W (rated)
Performance per dollar12.68
Released2024

Specifications

BrandZephyra
ModelZephyra PW-4210 Ultra
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 factorSFX-L
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-2891 Ultra 650W 80 PLUS Gold ATX 3.1 Power Supply1,062$49Compare
Vantrel PW-1608 Pro 1300W 80 PLUS Gold ATX Power Supply2,538$299Compare
Zephyra PW-2061 XT 850W 80 PLUS Gold ATX 3.0 Power Supply1,707$139Compare
Caldera PW-9609 Prime 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,513$269Compare
Zephyra PW-4200 Core 1200W 80 PLUS Platinum ATX Power Supply2,491$229Compare
Novexa PW-9035 SE 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,518$279Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4210 Ultra 850W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/87631393 (accessed 2026-10-24).