Hardware Spec Index

Zephyra FN-3742 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3742-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index327 (Case Fans scale)
Category rank#39,622
Street price$9
Power3 W
Performance per dollar36.33
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3742 Prime
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3742 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7637304 (accessed 2026-10-26).