Hardware Spec Index

Caldera FN-3643 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3643-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index603 (Case Fans scale)
Category rank#23,040
Street price$19
Power4 W
Performance per dollar31.74
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3643 Pro
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3643 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7760126 (accessed 2026-10-26).