Hardware Spec Index

Brontix FN-5821 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5821-PRO · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#27,042
Street price$49
Power4 W
Performance per dollar28.57
Released2023

Specifications

BrandBrontix
ModelBrontix FN-5821 Pro
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5821 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/11969080 (accessed 2026-10-19).