Hardware Spec Index

Brontix FN-3740 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3740-PRIME · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index365 (Case Fans scale)
Category rank#26,996
Street price$9
Power2 W
Performance per dollar40.56
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3740 Prime
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3740 Prime 120mm PWM Case Fan”, https://vextor7.com/item/4286897 (accessed 2026-10-21).