Hardware Spec Index

Teralux FN-9939 Ti 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9939-TI · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index478 (Case Fans scale)
Category rank#40,750
Street price$19
Power4 W
Performance per dollar25.16
Released2019

Specifications

BrandTeralux
ModelTeralux FN-9939 Ti
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise32 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
Corvane FN-8370 SE 120mm PWM Case Fan (3-Pack)354$9Compare
Brontix FN-7235 Pro 140mm PWM Case Fan443$19Compare
Brontix FN-2591 XT 120mm PWM Case Fan572$19Compare
Teralux FN-1882 Core 120mm PWM Case Fan703$19Compare
Zephyra FN-5796 Plus 120mm PWM Case Fan285$9Compare
Zephyra FN-6583 Plus 120mm PWM Case Fan584$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-9939 Ti 140mm PWM Case Fan”, https://vextor7.com/item/7653663 (accessed 2026-10-21).