Hardware Spec Index

Zephyra FN-3973 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3973-SE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index462 (Case Fans scale)
Category rank#16,378
Street price$19
Power3 W
Performance per dollar24.32
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3973 SE
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3973 SE 120mm PWM Case Fan”, https://vextor7.com/item/10059907 (accessed 2026-10-25).