Hardware Spec Index

Brontix FN-6689 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6689-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index498 (Case Fans scale)
Category rank#40,363
Street price$19
Power3 W
Performance per dollar26.21
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6689 Prime
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6689 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9558288 (accessed 2026-10-24).