Hardware Spec Index

Brontix FN-2976 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN2976-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index647 (Case Fans scale)
Category rank#6,254
Street price$19
Power3 W
Performance per dollar34.05
Released2024

Specifications

BrandBrontix
ModelBrontix FN-2976 Prime
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2976 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9836631 (accessed 2026-10-19).