Hardware Spec Index

Brontix FN-3850 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3850-PRIME · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,081 (Case Fans scale)
Category rank#28,079
Street price$39
Power3 W
Performance per dollar27.72
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3850 Prime
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3850 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/32637513 (accessed 2026-10-24).