Hardware Spec Index

Caldera FN-3870 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3870-PRO · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index464 (Case Fans scale)
Category rank#42,584
Street price$19
Power3 W
Performance per dollar24.42
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3870 Pro
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3870 Pro 120mm PWM Case Fan”, https://vextor7.com/item/4075659 (accessed 2026-10-23).