Hardware Spec Index

Brontix FN-6781 Prime 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN6781-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index846 (Case Fans scale)
Category rank#4,230
Street price$29
Power3 W
Performance per dollar29.17
Released2021

Specifications

BrandBrontix
ModelBrontix FN-6781 Prime
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6781 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/63460 (accessed 2026-10-22).