Hardware Spec Index

Brontix FN-3946 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3946-MAX · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index510 (Case Fans scale)
Category rank#22,661
Street price$19
Power4 W
Performance per dollar26.84
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3946 Max
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3946 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17534126 (accessed 2026-10-19).