Hardware Spec Index

Caldera FN-4091 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4091-SE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index407 (Case Fans scale)
Category rank#32,986
Street price$9
Power3 W
Performance per dollar45.22
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4091 SE
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4091 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/982801 (accessed 2026-10-20).