Hardware Spec Index

Caldera FN-7666 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN7666-PRIME · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,198 (Case Fans scale)
Category rank#23,376
Street price$39
Power3 W
Performance per dollar30.72
Released2022

Specifications

BrandCaldera
ModelCaldera FN-7666 Prime
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7666 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9216735 (accessed 2026-10-24).