Hardware Spec Index

Teralux FN-3837 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3837-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index686 (Case Fans scale)
Category rank#192
Street price$19
Power4 W
Performance per dollar36.11
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3837 Ultra
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3837 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/85645557 (accessed 2026-10-20).