Hardware Spec Index

Brontix FN-3970 Plus 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3970-PLUS · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index308 (Case Fans scale)
Category rank#17,365
Street price$9
Power3 W
Performance per dollar34.22
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3970 Plus
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-1515 Core 120mm PWM ARGB Case Fan1,190$39Compare
Zephyra FN-4365 Core 120mm PWM ARGB Case Fan924$29Compare
Caldera FN-9136 Plus 140mm PWM ARGB Case Fan999$39Compare
Teralux FN-2824 XT 120mm PWM Case Fan (3-Pack)517$19Compare
Corvane FN-6667 Max 120mm PWM ARGB Case Fan1,302$39Compare
Corvane FN-6840 Core 140mm PWM ARGB Case Fan1,384$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3970 Plus 120mm PWM Case Fan”, https://vextor7.com/item/92936272 (accessed 2026-10-24).