Hardware Spec Index

Brontix FN-3645 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3645-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index492 (Case Fans scale)
Category rank#36,261
Street price$19
Power4 W
Performance per dollar25.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3645 Prime
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3645 Prime 120mm PWM Case Fan”, https://vextor7.com/item/9430741 (accessed 2026-10-24).