Hardware Spec Index

Brontix FN-3943 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3943-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index751 (Case Fans scale)
Category rank#12,046
Street price$29
Power4 W
Performance per dollar25.90
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3943 Plus
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3943 Plus 140mm PWM Case Fan”, https://vextor7.com/item/618057 (accessed 2026-10-19).