Hardware Spec Index

Caldera FN-3881 Core 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3881-CORE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index488 (Case Fans scale)
Category rank#36,307
Street price$19
Power3 W
Performance per dollar25.68
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3881 Core
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3881 Core 120mm PWM Case Fan”, https://vextor7.com/item/76352175 (accessed 2026-10-19).