Hardware Spec Index

Caldera FN-6405 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6405-PRO · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index755 (Case Fans scale)
Category rank#44,243
Street price$19
Power3 W
Performance per dollar39.74
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6405 Pro
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6405 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/71671653 (accessed 2026-10-21).