Hardware Spec Index

Brontix FN-7940 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN7940-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index629 (Case Fans scale)
Category rank#44,465
Street price$19
Power4 W
Performance per dollar33.11
Released2023

Specifications

BrandBrontix
ModelBrontix FN-7940 Ultra
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7940 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/20100515 (accessed 2026-10-22).