Hardware Spec Index

Teralux FN-3984 SE 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3984-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index895 (Case Fans scale)
Category rank#29,266
Street price$29
Power3 W
Performance per dollar30.86
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3984 SE
Size120 × 120 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-8159 Plus 120mm PWM Case Fan (3-Pack)627$19Compare
Corvane FN-3919 Ti 120mm PWM Case Fan230$9Compare
Corvane FN-9518 SE 140mm PWM ARGB Case Fan1,215$49Compare
Caldera FN-5010 Prime 120mm PWM ARGB Case Fan1,212$49Compare
Teralux FN-6395 Plus 140mm PWM ARGB Case Fan (3-Pack)976$29Compare
Brontix FN-8837 Prime 120mm PWM ARGB Case Fan1,368$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-3984 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/21915274 (accessed 2026-10-25).