Hardware Spec Index

Caldera FN-9661 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN9661-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index622 (Case Fans scale)
Category rank#1,700
Street price$19
Power4 W
Performance per dollar32.74
Released2019

Specifications

BrandCaldera
ModelCaldera FN-9661 Prime
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9661 Prime 120mm PWM Case Fan”, https://vextor7.com/item/2157170 (accessed 2026-10-20).