Hardware Spec Index

Caldera FN-3966 SE 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3966-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,172 (Case Fans scale)
Category rank#35,570
Street price$39
Power3 W
Performance per dollar30.05
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3966 SE
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3966 SE 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/20157121 (accessed 2026-10-20).