Hardware Spec Index

Caldera FN-4574 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4574-PRIME · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index311 (Case Fans scale)
Category rank#23,153
Street price$9
Power4 W
Performance per dollar34.56
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4574 Prime
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4574 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5709374 (accessed 2026-10-23).