Hardware Spec Index

Brontix FN-7781 SE 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN7781-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index918 (Case Fans scale)
Category rank#23,549
Street price$39
Power3 W
Performance per dollar23.54
Released2025

Specifications

BrandBrontix
ModelBrontix FN-7781 SE
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7781 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/543731 (accessed 2026-10-19).