Hardware Spec Index

Brontix FN-4138 Pro 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4138-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index805 (Case Fans scale)
Category rank#42,459
Street price$29
Power4 W
Performance per dollar27.76
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4138 Pro
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4138 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20047232 (accessed 2026-10-20).