Hardware Spec Index

Brontix FN-3340 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3340-PRIME · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index316 (Case Fans scale)
Category rank#43,265
Street price$9
Power3 W
Performance per dollar35.11
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3340 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3340 Prime 140mm PWM Case Fan”, https://vextor7.com/item/83956194 (accessed 2026-10-26).