Hardware Spec Index

Caldera FN-6921 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6921-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,324 (Case Fans scale)
Category rank#2,440
Street price$49
Power3 W
Performance per dollar27.02
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6921 Prime
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6921 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/32943956 (accessed 2026-10-20).