Hardware Spec Index

Brontix FN-1891 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN1891-PLUS · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index404 (Case Fans scale)
Category rank#29,124
Street price$9
Power3 W
Performance per dollar44.89
Released2023

Specifications

BrandBrontix
ModelBrontix FN-1891 Plus
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1891 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/546274 (accessed 2026-10-23).