Hardware Spec Index

Caldera FN-1847 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1847-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index225 (Case Fans scale)
Category rank#41,952
Street price$9
Power4 W
Performance per dollar25.00
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1847 Prime
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1847 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3568420 (accessed 2026-10-20).