Hardware Spec Index

Caldera FN-3665 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3665-SE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index577 (Case Fans scale)
Category rank#13,830
Street price$19
Power3 W
Performance per dollar30.37
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3665 SE
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3665 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17525309 (accessed 2026-10-19).