Hardware Spec Index

Zephyra FN-3691 SE 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3691-SE · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index974 (Case Fans scale)
Category rank#8,485
Street price$29
Power2 W
Performance per dollar33.59
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3691 SE
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3691 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21242352 (accessed 2026-10-24).