Hardware Spec Index

Caldera FN-3638 XT 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3638-XT · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index646 (Case Fans scale)
Category rank#38,502
Street price$19
Power4 W
Performance per dollar34.00
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3638 XT
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3638 XT 120mm PWM Case Fan”, https://vextor7.com/item/3488264 (accessed 2026-10-20).