Hardware Spec Index

Caldera FN-1663 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1663-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index399 (Case Fans scale)
Category rank#37,257
Street price$9
Power4 W
Performance per dollar44.33
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1663 Prime
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1663 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/20080639 (accessed 2026-10-20).