Hardware Spec Index

Zephyra FN-4181 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4181-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index440 (Case Fans scale)
Category rank#1,691
Street price$19
Power4 W
Performance per dollar23.16
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4181 SE
Size120 × 120 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4181 SE 120mm PWM Case Fan”, https://vextor7.com/item/89933217 (accessed 2026-10-25).