Hardware Spec Index

Teralux FN-4989 Pro 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4989-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index781 (Case Fans scale)
Category rank#15,480
Street price$19
Power4 W
Performance per dollar41.11
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4989 Pro
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4989 Pro 120mm PWM Case Fan”, https://vextor7.com/item/19235437 (accessed 2026-10-25).