Hardware Spec Index

Teralux FN-8839 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN8839-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index557 (Case Fans scale)
Category rank#41,294
Street price$19
Power4 W
Performance per dollar29.32
Released2025

Specifications

BrandTeralux
ModelTeralux FN-8839 Ultra
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-8839 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/3640253 (accessed 2026-10-22).