Hardware Spec Index

Zephyra PW-4986 Pro 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW4986-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index828 (Power Supplies scale)
Category rank#41,946
Street price$39
Power550 W (rated)
Performance per dollar21.23
Released2020

Specifications

BrandZephyra
ModelZephyra PW-4986 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-4291 SE 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,980$339Compare
Vantrel PW-9493 Prime 1200W 80 PLUS Gold ATX Power Supply2,371$239Compare
Vantrel PW-2968 SE 550W 80 PLUS Bronze ATX 3.1 Power Supply734$39Compare
Teralux PW-3136 Core 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,451$249Compare
Teralux PW-2562 Ti 1000W 80 PLUS Gold ATX 3.0 Power Supply1,973$149Compare
Caldera PW-9484 SE 1200W 80 PLUS Platinum ATX Power Supply2,566$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4986 Pro 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/4397485 (accessed 2026-10-19).