Hardware Spec Index

Teralux FN-1891 Core 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN1891-CORE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index840 (Case Fans scale)
Category rank#32,652
Street price$29
Power3 W
Performance per dollar28.97
Released2025

Specifications

BrandTeralux
ModelTeralux FN-1891 Core
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-1891 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6403046 (accessed 2026-10-22).