Hardware Spec Index

Brontix FN-7421 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7421-PLUS · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index477 (Case Fans scale)
Category rank#7,016
Street price$19
Power3 W
Performance per dollar25.11
Released2020

Specifications

BrandBrontix
ModelBrontix FN-7421 Plus
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7421 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/52328461 (accessed 2026-10-25).