Hardware Spec Index

Caldera FN-6636 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6636-PRO · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index560 (Case Fans scale)
Category rank#13,623
Street price$19
Power3 W
Performance per dollar29.47
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6636 Pro
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6636 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9101459 (accessed 2026-10-20).