Hardware Spec Index

Caldera FN-6643 Max 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6643-MAX · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index383 (Case Fans scale)
Category rank#1,949
Street price$9
Power4 W
Performance per dollar42.56
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6643 Max
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6643 Max 120mm PWM Case Fan”, https://vextor7.com/item/6074595 (accessed 2026-10-20).