Hardware Spec Index

Brontix FN-7646 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7646-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#6,673
Street price$49
Power3 W
Performance per dollar28.57
Released2023

Specifications

BrandBrontix
ModelBrontix FN-7646 Prime
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7646 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9770524 (accessed 2026-10-19).