Hardware Spec Index

Caldera FN-3749 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3749-PRIME · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index454 (Case Fans scale)
Category rank#48,319
Street price$19
Power3 W
Performance per dollar23.89
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3749 Prime
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3749 Prime 120mm PWM Case Fan”, https://vextor7.com/item/96563571 (accessed 2026-10-23).