Hardware Spec Index

Caldera FN-8421 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN8421-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index914 (Case Fans scale)
Category rank#33,699
Street price$29
Power3 W
Performance per dollar31.52
Released2020

Specifications

BrandCaldera
ModelCaldera FN-8421 Prime
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise25 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-8421 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/19257928 (accessed 2026-10-19).