Hardware Spec Index

Caldera FN-2281 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN2281-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,234 (Case Fans scale)
Category rank#30,130
Street price$49
Power3 W
Performance per dollar25.18
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2281 Prime
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2281 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4737178 (accessed 2026-10-23).