Hardware Spec Index

Brontix FN-7858 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN7858-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index1,290 (Case Fans scale)
Category rank#31,637
Street price$49
Power4 W
Performance per dollar26.33
Released2019

Specifications

BrandBrontix
ModelBrontix FN-7858 Ultra
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise32 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-7858 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6965318 (accessed 2026-10-24).