Hardware Spec Index

Teralux FN-6856 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN6856-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index749 (Case Fans scale)
Category rank#37,326
Street price$19
Power4 W
Performance per dollar39.42
Released2019

Specifications

BrandTeralux
ModelTeralux FN-6856 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6856 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/1680404 (accessed 2026-10-24).