Hardware Spec Index

Brontix FN-4040 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4040-MAX · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index278 (Case Fans scale)
Category rank#7,991
Street price$9
Power3 W
Performance per dollar30.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4040 Max
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4040 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/10980552 (accessed 2026-10-24).