Hardware Spec Index

Caldera FN-3705 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3705-PRIME · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index421 (Case Fans scale)
Category rank#28,656
Street price$9
Power3 W
Performance per dollar46.78
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3705 Prime
Size120 × 120 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3705 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8971869 (accessed 2026-10-19).