Hardware Spec Index

Teralux FN-5840 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN5840-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index279 (Case Fans scale)
Category rank#37,425
Street price$9
Power3 W
Performance per dollar31.00
Released2022

Specifications

BrandTeralux
ModelTeralux FN-5840 Ultra
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5840 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/3405505 (accessed 2026-10-26).