Hardware Spec Index

Zephyra PW-4182 Pro 550W 80 PLUS Bronze SFX Power Supply

Power Supplies · Zephyra · SKU PW4182-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index946 (Power Supplies scale)
Category rank#6,380
Street price$49
Power550 W (rated)
Performance per dollar19.31
Released2020

Specifications

BrandZephyra
ModelZephyra PW-4182 Pro
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularityNon-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-9622 XT 750W 80 PLUS Gold ATX Power Supply1,652$119Compare
Caldera PW-5960 Plus 750W 80 PLUS Gold ATX 3.1 Power Supply1,385$69Compare
Zephyra PW-7841 Core 750W 80 PLUS Gold ATX 3.1 Power Supply1,206$69Compare
Teralux PW-1701 Pro 1000W 80 PLUS Gold SFX Power Supply2,126$179Compare
Zephyra PW-4664 Plus 650W 80 PLUS Gold ATX Power Supply1,162$59Compare
Novexa PW-2515 Ultra 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,559$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-4182 Pro 550W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/9684471 (accessed 2026-10-19).