Hardware Spec Index

Zephyra PW-8149 Ultra 850W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW8149-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index1,447 (Power Supplies scale)
Category rank#13,809
Street price$79
Power850 W (rated)
Performance per dollar18.32
Released2022

Specifications

BrandZephyra
ModelZephyra PW-8149 Ultra
Rated output850 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularitySemi-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
Teralux PW-2003 Ultra 1200W 80 PLUS Gold ATX Power Supply2,330$209Compare
Vantrel PW-5866 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply1,136$69Compare
Novexa PW-8220 XT 550W 80 PLUS Bronze ATX Power Supply832$39Compare
Caldera PW-7422 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply737$39Compare
Vantrel PW-3700 Pro 1200W 80 PLUS Gold ATX Power Supply2,600$279Compare
Teralux PW-8447 Prime 750W 80 PLUS Gold ATX 3.0 Power Supply1,500$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8149 Ultra 850W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/91824963 (accessed 2026-10-21).