Hardware Spec Index

Teralux FN-1821 Ultra 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN1821-ULTRA · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index999 (Case Fans scale)
Category rank#41,303
Street price$29
Power3 W
Performance per dollar34.45
Released2019

Specifications

BrandTeralux
ModelTeralux FN-1821 Ultra
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 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 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4591384 (accessed 2026-10-26).