Hardware Spec Index

Teralux FN-4240 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4240-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index1,008 (Case Fans scale)
Category rank#27,785
Street price$39
Power3 W
Performance per dollar25.85
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4240 Ultra
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4240 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/41496242 (accessed 2026-10-25).