Hardware Spec Index

Caldera FN-3689 Ti 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3689-TI · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index294 (Case Fans scale)
Category rank#19,967
Street price$9
Power3 W
Performance per dollar32.67
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3689 Ti
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3689 Ti 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/53667238 (accessed 2026-10-21).