Hardware Spec Index

Caldera FN-1638 XT 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1638-XT · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,073 (Case Fans scale)
Category rank#1,076
Street price$29
Power4 W
Performance per dollar37.00
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1638 XT
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1638 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/953094 (accessed 2026-10-22).