Hardware Spec Index

Caldera FN-4035 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4035-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index697 (Case Fans scale)
Category rank#48,525
Street price$19
Power4 W
Performance per dollar36.68
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4035 Ultra
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4035 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/90125221 (accessed 2026-10-19).