Hardware Spec Index

Caldera FN-4021 Max 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4021-MAX · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index618 (Case Fans scale)
Category rank#17,869
Street price$19
Power4 W
Performance per dollar32.53
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4021 Max
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4021 Max 120mm PWM Case Fan”, https://vextor7.com/item/46061796 (accessed 2026-10-25).