Hardware Spec Index

Caldera FN-1645 XT 120mm PWM Case Fan

Case Fans · Caldera · SKU FN1645-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index489 (Case Fans scale)
Category rank#30,678
Street price$19
Power3 W
Performance per dollar25.74
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1645 XT
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise23 dBA
BearingRifle bearing
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”, https://vextor7.com/item/489997 (accessed 2026-10-20).