Hardware Spec Index

Brontix FN-4233 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4233-PRO · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index313 (Case Fans scale)
Category rank#6,468
Street price$9
Power3 W
Performance per dollar34.78
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4233 Pro
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4233 Pro 140mm PWM Case Fan”, https://vextor7.com/item/2569367 (accessed 2026-10-20).