Hardware Spec Index

Brontix FN-4902 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4902-PRIME · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index698 (Case Fans scale)
Category rank#3,056
Street price$19
Power3 W
Performance per dollar36.74
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4902 Prime
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4902 Prime 140mm PWM Case Fan”, https://vextor7.com/item/21828607 (accessed 2026-10-25).