Hardware Spec Index

Brontix FN-4646 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4646-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index434 (Case Fans scale)
Category rank#11,608
Street price$19
Power3 W
Performance per dollar22.84
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4646 Pro
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4646 Pro 140mm PWM Case Fan”, https://vextor7.com/item/4093802 (accessed 2026-10-20).