Hardware Spec Index

Teralux FN-4491 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4491-XT · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index696 (Case Fans scale)
Category rank#43,577
Street price$19
Power4 W
Performance per dollar36.63
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4491 XT
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 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
Zephyra FN-5675 XT 140mm PWM Case Fan740$19Compare
Zephyra FN-4214 Ultra 140mm PWM ARGB Case Fan1,148$39Compare
Caldera FN-4821 Max 120mm PWM ARGB Case Fan1,353$49Compare
Corvane FN-6365 Plus 120mm PWM ARGB Case Fan844$29Compare
Teralux FN-7933 Ti 140mm PWM ARGB Case Fan1,049$29Compare
Caldera FN-4515 Pro 120mm PWM Case Fan692$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4491 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/20130884 (accessed 2026-10-22).