Hardware Spec Index

Teralux FN-6669 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN6669-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index319 (Case Fans scale)
Category rank#21,885
Street price$9
Power3 W
Performance per dollar35.44
Released2024

Specifications

BrandTeralux
ModelTeralux FN-6669 Ultra
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-5297 Core 120mm PWM ARGB Case Fan1,125$49Compare
Zephyra FN-5708 Ti 120mm PWM Case Fan (3-Pack)277$9Compare
Brontix FN-2786 Plus 140mm PWM ARGB Case Fan851$29Compare
Corvane FN-7902 Core 120mm PWM Case Fan287$9Compare
Corvane FN-8049 Edge 140mm PWM Case Fan550$19Compare
Teralux FN-3455 Prime 120mm PWM Case Fan (3-Pack)433$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-6669 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/231996 (accessed 2026-10-19).