Hardware Spec Index

Caldera FN-1645 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1645-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index724 (Case Fans scale)
Category rank#1,899
Street price$19
Power2 W
Performance per dollar38.11
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1645 XT
Size120 × 120 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1645 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/475757 (accessed 2026-10-19).