Hardware Spec Index

Brontix FN-3421 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3421-XT · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,225 (Case Fans scale)
Category rank#42,513
Street price$39
Power4 W
Performance per dollar31.41
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3421 XT
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3421 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/51311644 (accessed 2026-10-26).