Hardware Spec Index

Teralux FN-9857 Pro 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9857-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index620 (Case Fans scale)
Category rank#24,414
Street price$19
Power3 W
Performance per dollar32.63
Released2026

Specifications

BrandTeralux
ModelTeralux FN-9857 Pro
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 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 Pro 140mm PWM Case Fan”, https://vextor7.com/item/21547017 (accessed 2026-10-26).