Hardware Spec Index

Brontix FN-9840 Edge 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9840-EDGE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index547 (Case Fans scale)
Category rank#15,875
Street price$19
Power3 W
Performance per dollar28.79
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9840 Edge
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9840 Edge 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/869050 (accessed 2026-10-19).