Hardware Spec Index

Brontix FN-4121 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4121-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index797 (Case Fans scale)
Category rank#13,400
Street price$19
Power4 W
Performance per dollar41.95
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4121 XT
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4121 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/93974592 (accessed 2026-10-25).