Hardware Spec Index

Brontix FN-3843 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3843-PRIME · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index585 (Case Fans scale)
Category rank#25,511
Street price$19
Power3 W
Performance per dollar30.79
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3843 Prime
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3843 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3116264 (accessed 2026-10-23).