Hardware Spec Index

Caldera FN-3656 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3656-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index433 (Case Fans scale)
Category rank#7,587
Street price$19
Power3 W
Performance per dollar22.79
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3656 Pro
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3656 Pro 120mm PWM Case Fan”, https://vextor7.com/item/306323 (accessed 2026-10-22).