Hardware Spec Index

Brontix FN-9921 Core 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9921-CORE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#23,315
Street price$49
Power4 W
Performance per dollar28.57
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9921 Core
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9921 Core 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5904058 (accessed 2026-10-20).