Hardware Spec Index

Teralux FN-3850 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3850-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index347 (Case Fans scale)
Category rank#26,998
Street price$9
Power3 W
Performance per dollar38.56
Released2019

Specifications

BrandTeralux
ModelTeralux FN-3850 Prime
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3850 Prime 120mm PWM Case Fan”, https://vextor7.com/item/3999944 (accessed 2026-10-20).