Hardware Spec Index

Caldera FN-3985 Plus 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3985-PLUS · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index717 (Case Fans scale)
Category rank#43,525
Street price$19
Power3 W
Performance per dollar37.74
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3985 Plus
Size120 × 120 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3985 Plus 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83679645 (accessed 2026-10-21).