Hardware Spec Index

Teralux FN-1663 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN1663-ULTRA · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index688 (Case Fans scale)
Category rank#11,269
Street price$19
Power3 W
Performance per dollar36.21
Released2019

Specifications

BrandTeralux
ModelTeralux FN-1663 Ultra
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise33 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
Corvane FN-8347 SE 120mm PWM Case Fan (3-Pack)386$19Compare
Caldera FN-3933 Prime 140mm PWM Case Fan253$9Compare
Caldera FN-8886 Pro 140mm PWM Case Fan411$9Compare
Zephyra FN-2074 XT 140mm PWM Case Fan332$9Compare
Brontix FN-1040 SE 120mm PWM Case Fan (3-Pack)540$19Compare
Caldera FN-4010 Plus 120mm PWM Case Fan500$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-1663 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/15533155 (accessed 2026-10-25).