Hardware Spec Index

Caldera FN-2281 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN2281-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,282 (Case Fans scale)
Category rank#20,080
Street price$49
Power4 W
Performance per dollar26.16
Released2023

Specifications

BrandCaldera
ModelCaldera FN-2281 Prime
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise36 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/72049431 (accessed 2026-10-19).