Hardware Spec Index

Brontix FN-4691 Plus 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4691-PLUS · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index509 (Case Fans scale)
Category rank#33,897
Street price$19
Power3 W
Performance per dollar26.79
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4691 Plus
Size120 × 120 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4691 Plus 120mm PWM Case Fan”, https://vextor7.com/item/17564612 (accessed 2026-10-19).