Hardware Spec Index

Teralux FN-9857 Core 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9857-CORE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index355 (Case Fans scale)
Category rank#38,335
Street price$19
Power4 W
Performance per dollar18.68
Released2021

Specifications

BrandTeralux
ModelTeralux FN-9857 Core
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9857 Core 140mm PWM Case Fan”, https://vextor7.com/item/9767708 (accessed 2026-10-20).