Hardware Spec Index

Teralux FN-6921 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN6921-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index768 (Case Fans scale)
Category rank#5,083
Street price$29
Power4 W
Performance per dollar26.48
Released2020

Specifications

BrandTeralux
ModelTeralux FN-6921 Ultra
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-6921 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/59063 (accessed 2026-10-19).