Hardware Spec Index

Caldera FN-1981 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1981-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index609 (Case Fans scale)
Category rank#40,657
Street price$19
Power3 W
Performance per dollar32.05
Released2023

Specifications

BrandCaldera
ModelCaldera FN-1981 Prime
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1981 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1977478 (accessed 2026-10-22).