Hardware Spec Index

Brontix FN-4220 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4220-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index214 (Case Fans scale)
Category rank#47,597
Street price$9
Power3 W
Performance per dollar23.78
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4220 Prime
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4220 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/54897521 (accessed 2026-10-23).