Hardware Spec Index

Caldera FN-1849 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN1849-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index776 (Case Fans scale)
Category rank#16,972
Street price$19
Power3 W
Performance per dollar40.84
Released2026

Specifications

BrandCaldera
ModelCaldera FN-1849 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1849 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/20145518 (accessed 2026-10-20).