Hardware Spec Index

Brontix FN-3900 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3900-ULTRA · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index984 (Case Fans scale)
Category rank#42,284
Street price$29
Power4 W
Performance per dollar33.93
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3900 Ultra
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-6123 Ti 120mm PWM Case Fan (3-Pack)302$9Compare
Corvane FN-3301 Edge 140mm PWM ARGB Case Fan1,307$49Compare
Brontix FN-2838 XT 140mm PWM ARGB Case Fan957$29Compare
Brontix FN-8475 Core 140mm PWM ARGB Case Fan1,051$39Compare
Corvane FN-7268 Ti 140mm PWM Case Fan278$9Compare
Brontix FN-9094 SE 120mm PWM ARGB Case Fan1,327$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3900 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/12950808 (accessed 2026-10-26).