Hardware Spec Index

Teralux FN-3981 Max 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3981-MAX · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index653 (Case Fans scale)
Category rank#904
Street price$19
Power4 W
Performance per dollar34.37
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3981 Max
Size120 × 120 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise33 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
Brontix FN-8058 Plus 140mm PWM Case Fan623$19Compare
Corvane FN-1530 Plus 120mm PWM ARGB Case Fan1,109$39Compare
Caldera FN-3944 XT 140mm PWM ARGB Case Fan (3-Pack)833$29Compare
Brontix FN-3598 Core 120mm PWM ARGB Case Fan (3-Pack)1,291$49Compare
Teralux FN-1295 SE 140mm PWM Case Fan604$19Compare
Caldera FN-7247 XT 140mm PWM Case Fan540$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3981 Max 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1491341 (accessed 2026-10-23).