Hardware Spec Index

Brontix FN-3765 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3765-PRIME · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index239 (Case Fans scale)
Category rank#21,717
Street price$9
Power3 W
Performance per dollar26.56
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3765 Prime
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3765 Prime 120mm PWM Case Fan”, https://vextor7.com/item/20009632 (accessed 2026-10-18).