Hardware Spec Index

Zephyra FN-1181 SE 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN1181-SE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index324 (Case Fans scale)
Category rank#3,400
Street price$9
Power3 W
Performance per dollar36.00
Released2021

Specifications

BrandZephyra
ModelZephyra FN-1181 SE
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1181 SE 140mm PWM Case Fan”, https://vextor7.com/item/12434847 (accessed 2026-10-21).