Hardware Spec Index

Teralux FN-3873 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3873-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index513 (Case Fans scale)
Category rank#36,122
Street price$19
Power4 W
Performance per dollar27.00
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3873 Ultra
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3873 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/4640474 (accessed 2026-10-19).