Hardware Spec Index

Teralux FN-3857 Pro 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3857-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,226 (Case Fans scale)
Category rank#38,323
Street price$49
Power3 W
Performance per dollar25.02
Released2024

Specifications

BrandTeralux
ModelTeralux FN-3857 Pro
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3857 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1904321 (accessed 2026-10-20).