Hardware Spec Index

Teralux FN-5855 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN5855-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index868 (Case Fans scale)
Category rank#7,707
Street price$29
Power4 W
Performance per dollar29.93
Released2025

Specifications

BrandTeralux
ModelTeralux FN-5855 Ultra
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5855 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/89176517 (accessed 2026-10-20).