Hardware Spec Index

Caldera FN-4021 SE 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4021-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index563 (Case Fans scale)
Category rank#24,353
Street price$19
Power4 W
Performance per dollar29.63
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4021 SE
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 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-4021 SE 120mm PWM Case Fan”, https://vextor7.com/item/438947 (accessed 2026-10-19).