Hardware Spec Index

Zephyra FN-3988 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3988-PRIME · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index303 (Case Fans scale)
Category rank#34,130
Street price$9
Power4 W
Performance per dollar33.67
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3988 Prime
Size120 × 120 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3988 Prime 120mm PWM Case Fan”, https://vextor7.com/item/754136 (accessed 2026-10-18).