Hardware Spec Index

Caldera FN-7491 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN7491-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index608 (Case Fans scale)
Category rank#44,691
Street price$19
Power3 W
Performance per dollar32.00
Released2021

Specifications

BrandCaldera
ModelCaldera FN-7491 Prime
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7491 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/11637763 (accessed 2026-10-21).