Hardware Spec Index

Teralux FN-4239 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4239-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index487 (Case Fans scale)
Category rank#19,532
Street price$19
Power3 W
Performance per dollar25.63
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4239 Ultra
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4239 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7029487 (accessed 2026-10-22).