Hardware Spec Index

Caldera FN-2661 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2661-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index351 (Case Fans scale)
Category rank#2,516
Street price$9
Power3 W
Performance per dollar39.00
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2661 Pro
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2661 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7309997 (accessed 2026-10-19).