Hardware Spec Index

Zephyra FN-3984 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3984-SE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index291 (Case Fans scale)
Category rank#20,380
Street price$9
Power3 W
Performance per dollar32.33
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3984 SE
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3984 SE 120mm PWM Case Fan”, https://vextor7.com/item/69014776 (accessed 2026-10-23).