Hardware Spec Index

Zephyra FN-4256 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4256-SE · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index507 (Case Fans scale)
Category rank#10,699
Street price$19
Power3 W
Performance per dollar26.68
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4256 SE
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4256 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7311801 (accessed 2026-10-25).