Hardware Spec Index

Brontix FN-1803 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1803-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index521 (Case Fans scale)
Category rank#2,706
Street price$19
Power3 W
Performance per dollar27.42
Released2024

Specifications

BrandBrontix
ModelBrontix FN-1803 Ultra
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1803 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/82948440 (accessed 2026-10-21).