Hardware Spec Index

Caldera FN-7821 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN7821-ULTRA · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index911 (Case Fans scale)
Category rank#3,481
Street price$29
Power3 W
Performance per dollar31.41
Released2020

Specifications

BrandCaldera
ModelCaldera FN-7821 Ultra
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7821 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/7098027 (accessed 2026-10-25).