Hardware Spec Index

Teralux FN-1856 Prime 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN1856-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index830 (Case Fans scale)
Category rank#27,569
Street price$29
Power3 W
Performance per dollar28.62
Released2019

Specifications

BrandTeralux
ModelTeralux FN-1856 Prime
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise22 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-1856 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/69729844 (accessed 2026-10-20).