Hardware Spec Index

Caldera FN-1821 Core 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1821-CORE · Released 2022 · Updated 2026-10-18

Key facts

Benchmark index403 (Case Fans scale)
Category rank#44,568
Street price$19
Power3 W
Performance per dollar21.21
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1821 Core
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 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-1821 Core 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6532772 (accessed 2026-10-18).