Hardware Spec Index

Teralux FN-4091 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4091-PRIME · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index262 (Case Fans scale)
Category rank#14,465
Street price$9
Power4 W
Performance per dollar29.11
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4091 Prime
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4091 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4288618 (accessed 2026-10-23).