Hardware Spec Index

Caldera FN-3643 Pro 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3643-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,142 (Case Fans scale)
Category rank#19,509
Street price$39
Power3 W
Performance per dollar29.28
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3643 Pro
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3643 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/69723364 (accessed 2026-10-20).