Hardware Spec Index

Caldera FN-3778 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3778-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index800 (Case Fans scale)
Category rank#9,931
Street price$19
Power4 W
Performance per dollar42.11
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3778 Prime
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3778 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7808924 (accessed 2026-10-21).