Hardware Spec Index

Caldera FN-4070 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4070-CORE · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index356 (Case Fans scale)
Category rank#8,079
Street price$9
Power3 W
Performance per dollar39.56
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4070 Core
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4070 Core 140mm PWM Case Fan”, https://vextor7.com/item/41314054 (accessed 2026-10-23).