Hardware Spec Index

Caldera FN-6531 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6531-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index1,241 (Case Fans scale)
Category rank#4,198
Street price$49
Power3 W
Performance per dollar25.33
Released2026

Specifications

BrandCaldera
ModelCaldera FN-6531 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6531 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/7305484 (accessed 2026-10-22).