Hardware Spec Index

Caldera FN-3770 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3770-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index259 (Case Fans scale)
Category rank#19,760
Street price$9
Power3 W
Performance per dollar28.78
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3770 Ultra
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3770 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6264689 (accessed 2026-10-24).