Hardware Spec Index

Brontix FN-5821 SE 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN5821-SE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index1,120 (Case Fans scale)
Category rank#22,331
Street price$39
Power3 W
Performance per dollar28.72
Released2025

Specifications

BrandBrontix
ModelBrontix FN-5821 SE
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5821 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4099137 (accessed 2026-10-23).