Hardware Spec Index

Caldera FN-6541 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6541-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index232 (Case Fans scale)
Category rank#29,999
Street price$9
Power3 W
Performance per dollar25.78
Released2026

Specifications

BrandCaldera
ModelCaldera FN-6541 Pro
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6541 Pro 140mm PWM Case Fan”, https://vextor7.com/item/93353065 (accessed 2026-10-26).