Hardware Spec Index

Brontix FN-3901 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3901-PLUS · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index626 (Case Fans scale)
Category rank#12,490
Street price$19
Power4 W
Performance per dollar32.95
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3901 Plus
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-5500 Edge 120mm PWM Case Fan (3-Pack)366$9Compare
Brontix FN-7935 Edge 140mm PWM Case Fan (3-Pack)621$19Compare
Brontix FN-8961 Edge 120mm PWM Case Fan (3-Pack)367$9Compare
Corvane FN-9815 Ti 120mm PWM Case Fan (3-Pack)676$19Compare
Zephyra FN-3364 Prime 120mm PWM Case Fan742$19Compare
Teralux FN-9382 Pro 120mm PWM Case Fan580$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3901 Plus 140mm PWM Case Fan”, https://vextor7.com/item/464251 (accessed 2026-10-19).