Hardware Spec Index

Zephyra FN-3997 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3997-SE · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index504 (Case Fans scale)
Category rank#6,029
Street price$19
Power4 W
Performance per dollar26.53
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3997 SE
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3997 SE 120mm PWM Case Fan”, https://vextor7.com/item/6656771 (accessed 2026-10-20).