Hardware Spec Index

Brontix FN-3139 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3139-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index736 (Case Fans scale)
Category rank#8,637
Street price$19
Power4 W
Performance per dollar38.74
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3139 Pro
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-1479 Pro 120mm PWM Case Fan607$19Compare
Brontix FN-3146 SE 140mm PWM Case Fan215$9Compare
Zephyra FN-5426 Prime 120mm PWM ARGB Case Fan889$29Compare
Teralux FN-3472 SE 120mm PWM Case Fan349$9Compare
Brontix FN-2579 SE 120mm PWM Case Fan377$9Compare
Zephyra FN-6815 XT 120mm PWM Case Fan504$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3139 Pro 120mm PWM Case Fan”, https://vextor7.com/item/69012524 (accessed 2026-10-23).