Hardware Spec Index

Caldera FN-3740 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3740-MAX · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index295 (Case Fans scale)
Category rank#46,161
Street price$9
Power3 W
Performance per dollar32.78
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3740 Max
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 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-3740 Max 140mm PWM Case Fan”, https://vextor7.com/item/44552784 (accessed 2026-10-23).