Hardware Spec Index

Brontix FN-3976 Max 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3976-MAX · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index393 (Case Fans scale)
Category rank#42,648
Street price$19
Power2 W
Performance per dollar20.68
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3976 Max
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3976 Max 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9575161 (accessed 2026-10-21).