Hardware Spec Index

Brontix FN-4377 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4377-PRIME · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index569 (Case Fans scale)
Category rank#28,488
Street price$19
Power4 W
Performance per dollar29.95
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4377 Prime
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4377 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9832174 (accessed 2026-10-24).