Hardware Spec Index

Caldera FN-5740 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5740-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index727 (Case Fans scale)
Category rank#19,586
Street price$19
Power3 W
Performance per dollar38.26
Released2026

Specifications

BrandCaldera
ModelCaldera FN-5740 Prime
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5740 Prime 140mm PWM Case Fan”, https://vextor7.com/item/4059979 (accessed 2026-10-20).