Hardware Spec Index

Teralux FN-4251 Pro 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4251-PRO · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index407 (Case Fans scale)
Category rank#42,783
Street price$19
Power3 W
Performance per dollar21.42
Released2023

Specifications

BrandTeralux
ModelTeralux FN-4251 Pro
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4251 Pro 140mm PWM Case Fan”, https://vextor7.com/item/94552321 (accessed 2026-10-23).