Hardware Spec Index

Caldera FN-8521 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN8521-PRIME · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index351 (Case Fans scale)
Category rank#26,472
Street price$9
Power3 W
Performance per dollar39.00
Released2023

Specifications

BrandCaldera
ModelCaldera FN-8521 Prime
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-8521 Prime 140mm PWM Case Fan”, https://vextor7.com/item/91491798 (accessed 2026-10-23).