Hardware Spec Index

Zephyra FN-3649 SE 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3649-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,020 (Case Fans scale)
Category rank#299
Street price$39
Power4 W
Performance per dollar26.15
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3649 SE
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise36 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-3649 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5606829 (accessed 2026-10-25).