Hardware Spec Index

Caldera FN-3647 Max 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3647-MAX · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index983 (Case Fans scale)
Category rank#15,872
Street price$29
Power3 W
Performance per dollar33.90
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3647 Max
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3647 Max 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/94550659 (accessed 2026-10-22).