Hardware Spec Index

Brontix FN-7781 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7781-MAX · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index479 (Case Fans scale)
Category rank#10,046
Street price$19
Power4 W
Performance per dollar25.21
Released2021

Specifications

BrandBrontix
ModelBrontix FN-7781 Max
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7781 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2345787 (accessed 2026-10-22).