Hardware Spec Index

Brontix FN-3851 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3851-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,330 (Case Fans scale)
Category rank#28,072
Street price$49
Power3 W
Performance per dollar27.14
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3851 XT
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise28 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-3851 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/6909486 (accessed 2026-10-19).