Hardware Spec Index

Caldera FN-6635 XT 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6635-XT · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index650 (Case Fans scale)
Category rank#33,327
Street price$19
Power3 W
Performance per dollar34.21
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6635 XT
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6635 XT 120mm PWM Case Fan”, https://vextor7.com/item/8835211 (accessed 2026-10-24).