Hardware Spec Index

Teralux FN-4840 SE 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4840-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index653 (Case Fans scale)
Category rank#8,366
Street price$19
Power4 W
Performance per dollar34.37
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4840 SE
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4840 SE 120mm PWM Case Fan”, https://vextor7.com/item/3671340 (accessed 2026-10-20).