Hardware Spec Index

Zephyra FN-3997 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3997-SE · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index325 (Case Fans scale)
Category rank#10,540
Street price$9
Power3 W
Performance per dollar36.11
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3997 SE
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3997 SE 120mm PWM Case Fan”, https://vextor7.com/item/19207966 (accessed 2026-10-26).