Hardware Spec Index

Brontix FN-4140 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4140-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,012 (Case Fans scale)
Category rank#33,812
Street price$39
Power3 W
Performance per dollar25.95
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4140 Prime
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4140 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4580144 (accessed 2026-10-20).