Hardware Spec Index

Caldera FN-6821 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6821-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index965 (Case Fans scale)
Category rank#1,474
Street price$29
Power3 W
Performance per dollar33.28
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6821 Prime
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6821 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5909153 (accessed 2026-10-22).