Hardware Spec Index

Caldera FN-6651 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6651-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index240 (Case Fans scale)
Category rank#44,366
Street price$9
Power3 W
Performance per dollar26.67
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6651 Pro
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6651 Pro 140mm PWM Case Fan”, https://vextor7.com/item/68301795 (accessed 2026-10-20).