Hardware Spec Index

Brontix FN-8903 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8903-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index340 (Case Fans scale)
Category rank#28,961
Street price$9
Power4 W
Performance per dollar37.78
Released2024

Specifications

BrandBrontix
ModelBrontix FN-8903 Prime
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8903 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/92432882 (accessed 2026-10-24).