Hardware Spec Index

Caldera FN-6641 Core 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6641-CORE · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index433 (Case Fans scale)
Category rank#27,556
Street price$9
Power3 W
Performance per dollar48.11
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6641 Core
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6641 Core 120mm PWM Case Fan”, https://vextor7.com/item/6201501 (accessed 2026-10-22).