Hardware Spec Index

Teralux FN-9870 Prime 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN9870-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index971 (Case Fans scale)
Category rank#18,424
Street price$39
Power4 W
Performance per dollar24.90
Released2021

Specifications

BrandTeralux
ModelTeralux FN-9870 Prime
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9870 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1636733 (accessed 2026-10-19).