Hardware Spec Index

Brontix FN-5677 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5677-PRO · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index473 (Case Fans scale)
Category rank#36,130
Street price$19
Power3 W
Performance per dollar24.89
Released2026

Specifications

BrandBrontix
ModelBrontix FN-5677 Pro
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5677 Pro 140mm PWM Case Fan”, https://vextor7.com/item/483623 (accessed 2026-10-25).