Hardware Spec Index

Brontix FN-4140 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4140-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index1,077 (Case Fans scale)
Category rank#4,885
Street price$39
Power3 W
Performance per dollar27.62
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4140 Prime
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-9430 Pro 120mm PWM ARGB Case Fan1,195$39Compare
Zephyra FN-5186 SE 120mm PWM ARGB Case Fan (3-Pack)1,336$49Compare
Caldera FN-9175 Pro 120mm PWM Case Fan497$19Compare
Brontix FN-4265 Core 120mm PWM Case Fan (3-Pack)379$9Compare
Zephyra FN-9147 Core 120mm PWM Case Fan494$19Compare
Corvane FN-4404 Pro 120mm PWM ARGB Case Fan1,046$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-4140 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/96824772 (accessed 2026-10-25).