Hardware Spec Index

Teralux FN-1821 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN1821-ULTRA · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index774 (Case Fans scale)
Category rank#45,567
Street price$19
Power3 W
Performance per dollar40.74
Released2023

Specifications

BrandTeralux
ModelTeralux FN-1821 Ultra
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-1821 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/577319 (accessed 2026-10-18).