Hardware Spec Index

Zephyra PW-8186 Prime 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW8186-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index913 (Power Supplies scale)
Category rank#28,172
Street price$39
Power550 W (rated)
Performance per dollar23.41
Released2022

Specifications

BrandZephyra
ModelZephyra PW-8186 Prime
Rated output550 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-pin1×
Form factorSFX-L
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-7649 Ultra 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,845$329Compare
Novexa PW-6186 SE 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,669$289Compare
Caldera PW-8274 SE 850W 80 PLUS Gold ATX Power Supply1,597$109Compare
Caldera PW-5889 XT 1200W 80 PLUS Gold ATX 3.0 Power Supply2,044$219Compare
Novexa PW-1442 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply1,139$59Compare
Teralux PW-3456 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,518$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8186 Prime 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/5897078 (accessed 2026-10-23).