Hardware Spec Index

Zephyra PW-3571 Prime 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Zephyra · SKU PW3571-PRIME · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index910 (Power Supplies scale)
Category rank#20,835
Street price$39
Power550 W (rated)
Performance per dollar23.33
Released2019

Specifications

BrandZephyra
ModelZephyra PW-3571 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan135 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
Zephyra PW-4641 Prime 850W 80 PLUS Gold ATX Power Supply1,665$129Compare
Novexa PW-9307 SE 650W 80 PLUS Bronze ATX Power Supply770$39Compare
Novexa PW-8453 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply1,599$89Compare
Zephyra PW-1527 Ultra 650W 80 PLUS Gold ATX Power Supply1,320$79Compare
Novexa PW-5558 Pro 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,914$399Compare
Teralux PW-4737 Plus 850W 80 PLUS Gold SFX Power Supply1,411$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3571 Prime 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/334268 (accessed 2026-10-19).