Hardware Spec Index

Caldera FN-1638 XT 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1638-XT · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,376 (Case Fans scale)
Category rank#10,704
Street price$49
Power3 W
Performance per dollar28.08
Released2026

Specifications

BrandCaldera
ModelCaldera FN-1638 XT
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise32 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/14404353 (accessed 2026-10-21).