Hardware Spec Index

Teralux FN-4889 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4889-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index295 (Case Fans scale)
Category rank#603
Street price$9
Power3 W
Performance per dollar32.78
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4889 Ultra
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4889 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/36024630 (accessed 2026-10-23).