Hardware Spec Index

Brontix FN-9730 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9730-PRIME · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index598 (Case Fans scale)
Category rank#7,294
Street price$19
Power3 W
Performance per dollar31.47
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9730 Prime
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9730 Prime 140mm PWM Case Fan”, https://vextor7.com/item/4771340 (accessed 2026-10-18).