Hardware Spec Index

Brontix FN-1538 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1538-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index675 (Case Fans scale)
Category rank#37,156
Street price$19
Power3 W
Performance per dollar35.53
Released2024

Specifications

BrandBrontix
ModelBrontix FN-1538 Ultra
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1538 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/9897172 (accessed 2026-10-25).