Hardware Spec Index

Zephyra PW-3400 SE 550W 80 PLUS Gold SFX Power Supply

Power Supplies · Zephyra · SKU PW3400-SE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,196 (Power Supplies scale)
Category rank#49,076
Street price$59
Power550 W (rated)
Performance per dollar20.27
Released2022

Specifications

BrandZephyra
ModelZephyra PW-3400 SE
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorSFX-L
ModularityFully 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
Zephyra PW-1287 Pro 750W 80 PLUS Bronze ATX Power Supply1,248$69Compare
Teralux PW-8173 Edge 1000W 80 PLUS Gold ATX Power Supply1,612$109Compare
Novexa PW-2761 Plus 1000W 80 PLUS Gold ATX Power Supply1,956$149Compare
Vantrel PW-4960 Pro 650W 80 PLUS Bronze SFX Power Supply755$39Compare
Novexa PW-5817 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,496$99Compare
Caldera PW-9491 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply2,182$229Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3400 SE 550W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/1994152 (accessed 2026-10-19).