Hardware Spec Index

Caldera FN-2278 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2278-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index240 (Case Fans scale)
Category rank#31,810
Street price$9
Power3 W
Performance per dollar26.67
Released2020

Specifications

BrandCaldera
ModelCaldera FN-2278 Prime
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2278 Prime 140mm PWM Case Fan”, https://vextor7.com/item/9837969 (accessed 2026-10-20).