Hardware Spec Index

Zephyra FN-4091 SE 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4091-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index927 (Case Fans scale)
Category rank#42,716
Street price$29
Power3 W
Performance per dollar31.97
Released2026

Specifications

BrandZephyra
ModelZephyra FN-4091 SE
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4091 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4757739 (accessed 2026-10-25).