Hardware Spec Index

Caldera FN-3675 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3675-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index613 (Case Fans scale)
Category rank#10,377
Street price$19
Power3 W
Performance per dollar32.26
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3675 Prime
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3675 Prime 140mm PWM Case Fan”, https://vextor7.com/item/20154550 (accessed 2026-10-20).