Hardware Spec Index

Brontix FN-3990 Edge 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3990-EDGE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index752 (Case Fans scale)
Category rank#13,020
Street price$19
Power3 W
Performance per dollar39.58
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3990 Edge
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-4744 Ti 140mm PWM ARGB Case Fan1,192$49Compare
Brontix FN-2583 Max 120mm PWM Case Fan272$9Compare
Corvane FN-1527 Plus 140mm PWM ARGB Case Fan1,034$39Compare
Teralux FN-8179 Plus 120mm PWM Case Fan (3-Pack)759$19Compare
Caldera FN-4734 Edge 120mm PWM Case Fan (3-Pack)538$19Compare
Teralux FN-9397 Pro 120mm PWM Case Fan (3-Pack)438$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Brontix FN-3990 Edge 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/584588 (accessed 2026-10-26).