Hardware Spec Index

Caldera FN-9840 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN9840-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index660 (Case Fans scale)
Category rank#43,888
Street price$19
Power3 W
Performance per dollar34.74
Released2021

Specifications

BrandCaldera
ModelCaldera FN-9840 Prime
Size120 × 120 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9840 Prime 120mm PWM Case Fan”, https://vextor7.com/item/7783102 (accessed 2026-10-22).