Hardware Spec Index

Teralux FN-1891 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN1891-PRIME · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index1,344 (Case Fans scale)
Category rank#8,188
Street price$49
Power3 W
Performance per dollar27.43
Released2025

Specifications

BrandTeralux
ModelTeralux FN-1891 Prime
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-1891 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/94867636 (accessed 2026-10-24).