Hardware Spec Index

Teralux FN-7991 XT 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN7991-XT · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index1,103 (Case Fans scale)
Category rank#205
Street price$39
Power4 W
Performance per dollar28.28
Released2019

Specifications

BrandTeralux
ModelTeralux FN-7991 XT
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
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
Caldera FN-9491 SE 120mm PWM ARGB Case Fan1,061$39Compare
Caldera FN-6326 Plus 140mm PWM ARGB Case Fan (3-Pack)1,116$39Compare
Zephyra FN-5991 Ti 140mm PWM ARGB Case Fan1,387$49Compare
Teralux FN-8203 Plus 120mm PWM Case Fan695$19Compare
Brontix FN-7929 Ultra 120mm PWM ARGB Case Fan (3-Pack)804$29Compare
Teralux FN-4568 Prime 120mm PWM ARGB Case Fan1,350$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-7991 XT 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8566353 (accessed 2026-10-26).