Hardware Spec Index

Teralux FN-4509 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4509-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index727 (Case Fans scale)
Category rank#1,593
Street price$19
Power3 W
Performance per dollar38.26
Released2019

Specifications

BrandTeralux
ModelTeralux FN-4509 Ultra
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-1811 Pro 120mm PWM Case Fan (3-Pack)226$9Compare
Caldera FN-4447 Ultra 120mm PWM ARGB Case Fan (3-Pack)989$29Compare
Brontix FN-4249 XT 120mm PWM ARGB Case Fan (3-Pack)1,341$49Compare
Zephyra FN-2838 Plus 120mm PWM ARGB Case Fan1,121$39Compare
Corvane FN-2049 Max 120mm PWM ARGB Case Fan (3-Pack)856$29Compare
Teralux FN-9568 Edge 140mm PWM ARGB Case Fan (3-Pack)1,271$49Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-4509 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/24525264 (accessed 2026-10-24).