Hardware Spec Index

Caldera FN-6506 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6506-PRIME · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index473 (Case Fans scale)
Category rank#30,301
Street price$19
Power3 W
Performance per dollar24.89
Released2019

Specifications

BrandCaldera
ModelCaldera FN-6506 Prime
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6506 Prime 140mm PWM Case Fan”, https://vextor7.com/item/76352580 (accessed 2026-10-19).