Hardware Spec Index

Teralux FN-9855 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN9855-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index355 (Case Fans scale)
Category rank#18,369
Street price$9
Power3 W
Performance per dollar39.44
Released2019

Specifications

BrandTeralux
ModelTeralux FN-9855 Ultra
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-4389 Pro 120mm PWM ARGB Case Fan (3-Pack)897$29Compare
Brontix FN-8132 Ti 140mm PWM ARGB Case Fan1,260$39Compare
Brontix FN-5166 XT 120mm PWM Case Fan721$19Compare
Caldera FN-2235 Ultra 140mm PWM ARGB Case Fan1,398$49Compare
Zephyra FN-9518 Ti 120mm PWM Case Fan (3-Pack)731$19Compare
Teralux FN-5853 Plus 120mm PWM Case Fan334$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Teralux FN-9855 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2959153 (accessed 2026-10-26).