Hardware Spec Index

Caldera FN-3685 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3685-SE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index326 (Case Fans scale)
Category rank#48,025
Street price$9
Power3 W
Performance per dollar36.22
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3685 SE
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3685 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7486158 (accessed 2026-10-21).