Hardware Spec Index

Caldera FN-3651 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3651-PRIME · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index620 (Case Fans scale)
Category rank#35,299
Street price$19
Power3 W
Performance per dollar32.63
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3651 Prime
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3651 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/15801705 (accessed 2026-10-24).