Hardware Spec Index

Caldera FN-3642 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3642-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index588 (Case Fans scale)
Category rank#31,128
Street price$19
Power4 W
Performance per dollar30.95
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3642 Pro
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3642 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7863151 (accessed 2026-10-19).