Hardware Spec Index

Brontix FN-4403 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4403-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index760 (Case Fans scale)
Category rank#39,927
Street price$19
Power3 W
Performance per dollar40.00
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4403 Prime
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4403 Prime 120mm PWM Case Fan”, https://vextor7.com/item/6551049 (accessed 2026-10-20).