Hardware Spec Index

Caldera FN-3731 Core 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3731-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index294 (Case Fans scale)
Category rank#41,919
Street price$9
Power2 W
Performance per dollar32.67
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3731 Core
Size120 × 120 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3731 Core 120mm PWM Case Fan”, https://vextor7.com/item/4497984 (accessed 2026-10-19).