Hardware Spec Index

Brontix FN-4866 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4866-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,141 (Case Fans scale)
Category rank#12,920
Street price$49
Power2 W
Performance per dollar23.29
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4866 Ultra
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4866 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/671235 (accessed 2026-10-22).