Hardware Spec Index

Teralux FN-9947 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN9947-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index244 (Case Fans scale)
Category rank#36,362
Street price$9
Power3 W
Performance per dollar27.11
Released2019

Specifications

BrandTeralux
ModelTeralux FN-9947 Prime
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9947 Prime 140mm PWM Case Fan”, https://vextor7.com/item/53319463 (accessed 2026-10-20).