Hardware Spec Index

Teralux FN-6657 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN6657-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index423 (Case Fans scale)
Category rank#42,302
Street price$9
Power3 W
Performance per dollar47.00
Released2023

Specifications

BrandTeralux
ModelTeralux FN-6657 Pro
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6657 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/94556340 (accessed 2026-10-22).