Hardware Spec Index

Teralux FN-2904 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN2904-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index287 (Case Fans scale)
Category rank#40,058
Street price$9
Power4 W
Performance per dollar31.89
Released2021

Specifications

BrandTeralux
ModelTeralux FN-2904 Ultra
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-2904 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/7703189 (accessed 2026-10-21).