Hardware Spec Index

Teralux FN-3881 Prime 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3881-PRIME · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index502 (Case Fans scale)
Category rank#16,388
Street price$19
Power3 W
Performance per dollar26.42
Released2024

Specifications

BrandTeralux
ModelTeralux FN-3881 Prime
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3881 Prime 120mm PWM Case Fan”, https://vextor7.com/item/84557480 (accessed 2026-10-25).