Hardware Spec Index

Caldera FN-3970 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3970-EDGE · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index355 (Case Fans scale)
Category rank#40,316
Street price$9
Power3 W
Performance per dollar39.44
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3970 Edge
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3970 Edge 140mm PWM Case Fan”, https://vextor7.com/item/2228239 (accessed 2026-10-19).